CN103241855B - Sea water desalting plant for realizing isolation function by adopting aluminum-based coupling with flange and external thread - Google Patents
Sea water desalting plant for realizing isolation function by adopting aluminum-based coupling with flange and external thread Download PDFInfo
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- CN103241855B CN103241855B CN201310230439.9A CN201310230439A CN103241855B CN 103241855 B CN103241855 B CN 103241855B CN 201310230439 A CN201310230439 A CN 201310230439A CN 103241855 B CN103241855 B CN 103241855B
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- pressure pump
- water
- shaft coupling
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- sea water
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- 230000008878 coupling Effects 0.000 title claims abstract description 49
- 238000010168 coupling process Methods 0.000 title claims abstract description 49
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 49
- 239000013535 sea water Substances 0.000 title claims abstract description 26
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 20
- 238000011033 desalting Methods 0.000 title claims abstract description 15
- 238000002955 isolation Methods 0.000 title abstract description 9
- 239000000956 alloy Substances 0.000 claims abstract description 34
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000012528 membrane Substances 0.000 claims abstract description 26
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 13
- 238000001179 sorption measurement Methods 0.000 claims abstract description 10
- 239000004411 aluminium Substances 0.000 claims description 10
- 239000012535 impurity Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 230000008676 import Effects 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 4
- 239000000284 extract Substances 0.000 claims description 3
- 238000009287 sand filtration Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 abstract 4
- 230000003204 osmotic effect Effects 0.000 abstract 2
- 238000010612 desalination reaction Methods 0.000 description 3
- 239000003651 drinking water Substances 0.000 description 3
- 235000020188 drinking water Nutrition 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 230000033764 rhythmic process Effects 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- DPDMMXDBJGCCQC-UHFFFAOYSA-N [Na].[Cl] Chemical compound [Na].[Cl] DPDMMXDBJGCCQC-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/124—Water desalination
- Y02A20/131—Reverse-osmosis
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention relates to a sea water desalting plant for realizing an isolation function by adopting an aluminum-based coupling with a flange and an external thread, which comprises a filtering suction tube, a water lift, a pretreatment device, a high pressure pump, a speed increaser, an anticorrosive alloy coupling, a recreation acting device, a reverse osmosis membrane module and an activated carbon adsorption tank, and has the improvement that the anticorrosive alloy coupling comprises a flange joint and an external thread joint; the bottom end of the filtering suction tube is provided with a filtering net of which the spherical radius is 1.6-1.7m, and the upper end of the filtering suction tube is connected with the water lift; the water outlet end of the water lift is connected with the pretreatment device, the water outlet end of the pretreatment device is connected with a high pressure pump water inlet pipe of the high pressure pump, a high pressure pump water outlet pipe is connected with an osmotic membrane inlet of the reverse osmosis membrane module; an osmotic membrane outlet is connected with an activated carbon adsorption tank inlet; and a driving shaft of the high pressure pump is connected with the output end of the speed increaser, the input end of the speed increaser is connected with the flange joint of the anticorrosive alloy coupling, the external thread joint of the anticorrosive alloy coupling is connected with the acting output shaft of the recreation acting device, and the recreation acting device is provided with rotating handles.
Description
Technical field
The present invention relates to a kind of sea water desalting equipment, especially without the aluminium base shaft coupling insulating sea water of a kind of flange outside screw desalting equipment of power consumption oil consumption.
Background technology
Utilize reverse osmosis membrane to carry out sea water desaltination, need external force to provide membrane sepn process needed pressure.At present, rely on the desalination technology of electric power and equipment day by day ripe, but not only energy consumption is huge for such sea water desalting equipment, and volume own is very huge, can not carry.Isolated island aboundresources away from inland, occupies these isolated islands significant.But its electric power safeguard is difficult problem, even if there is electric power safeguard, if while meeting unexpected, power breakdown, just rely on the sea water desaltination of electric power not realize.Therefore, need badly and solve under unregulated power condition, rely on the sea water desaltination problem of manpower.Therefore, also someone has proposed manual Portable type sea water desalination device, as Chinese patent 200420033419.9,01106384.X all mention manual seawater desalting device, be to utilize hand driven high pressure pump to provide membrane sepn process needed pressure, and 98102171.9 just broadly mentioned and utilize triumph device to provide membrane sepn process needed pressure.But the manpower work done of above-mentioned patent must be to be all close to machinery equipment device, and operator can only fulfil assignment and cannot isolate with machinery equipment device in the same space, so Working environment is very bad.
Summary of the invention
The object of this invention is to provide that the aluminium base shaft coupling insulating sea water of a kind of flange outside screw desalting equipment solves isolated island or the emergent or daily Drinking Water Problem of the seagoing vessel that casts anchor.For the deficiencies in the prior art, provide a kind of operator and machinery equipment device in the mode that allows people practice with body-building, to carry out driven machine equipment configuration in two spaces that mutually isolate, in desirable space environment, complete sea water desaltination operation.
The present invention is by the following technical solutions: the aluminium base shaft coupling insulating sea water of a kind of flange outside screw desalting equipment, comprise filter pipet, water lifts, pretreatment unit, high-pressure pump, speed-increasing gear, anticorrosion alloy shaft coupling, amusement work-doing unit, reverse osmosis membrane assembly and activated carbon adsorption tank, as improvement: described anticorrosion alloy shaft coupling comprises flanged coupling, output square universal joint, output tubing string, input column jecket, input square universal joint and male connection; It is the filter screen of 1.6 to 1.7 meters that there is spherical radius described filter pipet bottom, and filter pipet upper end is connecting described water lifts; The water side of water lifts is connecting described pretreatment unit, and the water side of pretreatment unit is connecting the high-pressure pump water inlet pipe of described high-pressure pump, and high-pressure pump rising pipe is connecting the permeable membrane import of described reverse osmosis membrane assembly; Permeable membrane outlet is connecting described activated carbon adsorption tank import; The drive shaft of described high-pressure pump connects the output terminal of described speed-increasing gear, the input terminus of speed-increasing gear is connected with the flanged coupling of described anticorrosion alloy shaft coupling, the male connection of anticorrosion alloy shaft coupling is connected with the work done output shaft of described amusement work-doing unit, on amusement work-doing unit, has rotary handle; The input prong of described male connection and swingable connection in input square universal joint pair of planar, the swingable intersection end of inputting column jecket that connecting in the another pair of planar of input square universal joint; The output prong of described flanged coupling and swingable connection in output square universal joint pair of planar, the swingable intersection end of exporting tubing string that connecting in the another pair of planar of output square universal joint; The Rhizoma Sparganii styletable of the triangle nose end of described input column jecket and described output tubing string is slidably matched; Described input column jecket cylindrical and the linked hole running fit of isolating wall; Described output tubing string cylindrical and the linked hole running fit of isolating wall; The whole aluminum base alloy anticorrosive material that adopts of described anticorrosion alloy shaft coupling, described aluminum base alloy anticorrosive material is elementary composition by following weight percent: Al:33-34, Ni:12-13, Cr:17-18, Mo:6-7, Cu:22-23, Sn:1-2, and surplus is Co and inevitable impurity; The weight percent content of described impurity is: C is less than 0.05, Si is less than 0.20, Mn is less than 0.25, S is less than 0.0l0, P is less than 0.015.
As further improvement: described filter pipet bottom filter screen can be tackled size and be greater than 1 millimeter of marine organisms.
As further improvement: described water lifts extracts seawater by the filter pipet described in artificial hand warp.
As further improvement: have micro-electrolytic cell, sand filtration setting tank in described pretreatment unit.
As further improvement: described high-pressure pump is Multi-stage minitype impeller pump.
Beneficial effect of the present invention is:
Water lifts, high-pressure pump all adopt manual operation, not limited by electric power, diesel oil equal energy source; Adopt anticorrosion alloy shaft coupling to pass through the linked hole structure of isolation wall, improved the envrionment conditions of obtaining fresh water, between high-pressure pump and amusement work-doing unit, adopt anticorrosion alloy shaft coupling to pass through the linked hole of isolation wall, guarantee that operator can be in comfortable space to keep apart with machinery equipment device severe environment of living in.The body-building recreation design of combination with entertainment work-doing unit, allows people complete originally uninteresting, tired manual operation in comfortable, amusement atmosphere; Wherein rotary handle can provide many people to operate simultaneously, existingly brings more enjoyment, can provide more large driving force again.
Between high-pressure pump and amusement work-doing unit, be also provided with transmitting ratio up to the speed-increasing gear of 2000 multi-stage planetary gear structure, make people also can drive high-pressure pump to run up in slow rhythm motion, and the discharge pressure of 5 to 6 MPas can be provided;
The whole aluminum base alloy anticorrosive material that adopts of anticorrosion alloy shaft coupling, can resist sea-water corrosion especially, and wear resistance is nearly ten times of common stainless steels, increases the service life.
Accompanying drawing explanation
Fig. 1 is overall flow schematic diagram of the present invention.
Fig. 2 is the structural representation between high-pressure pump 20 and amusement work-doing unit 55.
Fig. 3 is the sectional view that anticorrosion alloy shaft coupling 40 passes through the linked hole 94 of isolation wall 95.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
In Fig. 1, Fig. 2 and Fig. 3, the aluminium base shaft coupling insulating sea water of a kind of flange outside screw desalting equipment, comprise filter pipet 11, water lifts 12, pretreatment unit 13, high-pressure pump 20, speed-increasing gear 30, anticorrosion alloy shaft coupling 40, amusement work-doing unit 55, reverse osmosis membrane assembly 60 and activated carbon adsorption tank 68, as improvement: described anticorrosion alloy shaft coupling comprises flanged coupling 43, output square universal joint 42, output tubing string 84, input column jecket 48, input square universal joint 47 and male connection 45; It is the filter screen of 1.6 to 1.7 meters that there is spherical radius described filter pipet 11 bottoms, and filter pipet 11 upper ends are connecting described water lifts 12; The water side of water lifts 12 is connecting described pretreatment unit 13, and the water side of pretreatment unit 13 is connecting the high-pressure pump water inlet pipe 21 of described high-pressure pump 20, and high-pressure pump rising pipe 29 is connecting the permeable membrane import 61 of described reverse osmosis membrane assembly 60; Permeable membrane outlet 69 is connecting described activated carbon adsorption tank 68 imports; The drive shaft 23 of described high-pressure pump 20 connects the output terminal of described speed-increasing gear 30, and the input terminus 34 of speed-increasing gear 30 is connected with described flanged coupling 43; Described male connection 45 is connected with the work done output shaft 54 of described amusement work-doing unit 55, has rotary handle 50 on amusement work-doing unit 55; The input prong 46 of described male connection 45 and swingable connection in input square universal joint 47 pair of planar, the swingable intersection end of inputting column jecket 48 that connecting in input square universal joint 47 another pair of planar; The output prong 41 of described flanged coupling 43 and swingable connection in output square universal joint 42 pair of planar, the swingable intersection end of exporting tubing string 84 that connecting in output square universal joint 42 another pair of planar; The Rhizoma Sparganii styletable of the triangle nose end of described input column jecket 48 and described output tubing string 84 is slidably matched; Described input column jecket 48 cylindricals and linked hole 94 running fit of isolating wall 95; Described output tubing string 84 cylindricals and linked hole 94 running fit of isolating wall 95; The whole aluminum base alloy anticorrosive material that adopts of described anticorrosion alloy shaft coupling; Described aluminum base alloy anticorrosive material is elementary composition by following weight percent: Al:33-34, Ni:12-13, Cr:17-18, Mo:6-7, Cu:22-23, Sn:1--2, and surplus is Co and inevitable impurity; The weight percent content of described impurity is: C is less than 0.05, Si is less than 0.20, Mn is less than 0.25, S is less than 0.0l0, P is less than 0.015.
As further improvement: described filter pipet 11 bottom filter screens can be tackled size and be greater than 1 millimeter of marine organisms.
As further improvement: described water lifts 12 extracts seawater by the filter pipet 11 described in artificial hand warp.
As further improvement: have micro-electrolytic cell, sand filtration setting tank in described pretreatment unit 13.
As further improvement: described high-pressure pump 20 is Multi-stage minitype impeller pump.
In enforcement, it is the filter screen of 1.6 to 1.7 meters that there is spherical radius filter pipet 11 bottoms, and aluminum base alloy anticorrosive material is elementary composition by following weight percent: Al:33, Ni:12, Cr:17, Mo:6, Cu:22, Sn:2, and surplus is Co and inevitable impurity; The weight percent content of described impurity is: C:0.04, Si:0.13, Mn:0.17, S:0.003, P:0.012.
In enforcement, speed-increasing gear 30 transmitting ratios of multi-stage planetary gear structure are 2000, and high-pressure pump 20 aquifer yields are that 10 liters per hour, the highest discharge pressure are the Multi-stage minitype impeller pump of 6 MPas.Reverse osmosis membrane assembly 60 is that sodium-chlor rejection is 98% and boron ion is had to the Type B one polysulphone reverse osmosis tubular membrane component of selecting de-function, and with timing automatic cleaning device.Between high-pressure pump 20 and amusement work-doing unit 55, adopt anticorrosion alloy shaft coupling 40 to pass through the linked hole 94 of isolation wall 95, guarantee that operator can be in comfortable space to keep apart with machinery equipment device severe environment of living in.
Outdoor hand water lifts 12 when weather is good, from filter pipet 11 inspirations, is injected into that in pretreatment unit 13, to do pre-treatment standby by seawater.
Under any climatope, by means of anticorrosion alloy shaft coupling 40, pass through effective isolation of the linked hole 94 of isolation wall 95, body building pole/body building can indoorly be accompanied by music in taking exercise, can alone or two people one group, rotary handle 50 in the slow rhythm motion rotation amusement work-doing unit 55 turning by per minute 30, through anticorrosion alloy shaft coupling 40, drive speed-increasing gear 30 to turn and drive Multi-stage minitype impeller pump high speed rotating with per minute 6000, from high-pressure pump water inlet pipe 21, draw the prior pre-treating seawater that is arranged in pretreatment unit 13, high-pressure pump 20 aquifer yields are 10 liters per hour, the discharge pressure of 5 MPas is connecting the permeable membrane import 61 of described reverse osmosis membrane assembly 60 through high-pressure pump rising pipe 29, through reverse osmosis membrane assembly 60, from permeable membrane outlet 69, out inject activated carbon adsorption tank 68 stand-by again.Desalination water after 68 absorption of activated carbon adsorption tank meets < < drinking water sanitary standard > > GB5749-2006 standard.
Table 1 is the wear data comparison that adopts anticorrosion alloy shaft coupling of the present invention and common stainless steel shaft coupling, and the abrasion loss of visible anticorrosion alloy shaft coupling is much smaller than the abrasion loss of common stainless steel shaft coupling.
Corrosive wear experiment contrast table:
From corrosive wear experiment contrast table, can draw, the crucial matching component of the present invention adopts anticorrosion alloy shaft coupling 40, durable in use, solved the emergent or daily Drinking Water Problem of isolated island or the seagoing vessel that casts anchor, adopt anticorrosion alloy shaft coupling 40 to pass through the linked hole 94 of isolation wall 95, the new fresh water approach that obtains is provided, has improved isolated island and settled down living condition, brought great convenience and feasibility.
Claims (5)
1. the aluminium base shaft coupling insulating sea water of a flange outside screw desalting equipment, comprise filter pipet (11), water lifts (12), pretreatment unit (13), high-pressure pump (20), speed-increasing gear (30), anticorrosion alloy shaft coupling (40), amusement work-doing unit (55), reverse osmosis membrane assembly (60) and activated carbon adsorption tank (68), it is characterized in that: described anticorrosion alloy shaft coupling comprises flanged coupling (43), output square universal joint (42), output tubing string (84), input column jecket (48), input square universal joint (47) and male connection (45), it is the filter screen of 1.6 to 1.7 meters that there is spherical radius described filter pipet (11) bottom, and filter pipet (11) upper end is connecting described water lifts (12), the water side of water lifts (12) is connecting described pretreatment unit (13), the water side of pretreatment unit (13) is connecting the high-pressure pump water inlet pipe (21) of described high-pressure pump (20), and high-pressure pump rising pipe (29) is connecting the permeable membrane import (61) of described reverse osmosis membrane assembly (60), permeable membrane outlet (69) is connecting described activated carbon adsorption tank (68) import, the drive shaft (23) of described high-pressure pump (20) connects the output terminal of described speed-increasing gear (30), and the input terminus (34) of speed-increasing gear (30) is connected with described flanged coupling (43), described male connection (45) is connected with the work done output shaft (54) of described amusement work-doing unit (55), has rotary handle (50) on amusement work-doing unit (55), the input prong (46) of described male connection (45) and swingable connection in input square universal joint (47) pair of planar, the swingable intersection end that is connecting input column jecket (48) in the another pair of planar of input square universal joint (47), the output prong (41) of described flanged coupling (43) and swingable connection in output square universal joint (42) pair of planar, the swingable intersection end that is connecting output tubing string (84) in the another pair of planar of output square universal joint (42), the Rhizoma Sparganii styletable of the triangle nose end of described input column jecket (48) and described output tubing string (84) is slidably matched, described input column jecket (48) cylindrical and linked hole (94) running fit of isolating wall (95), described output tubing string (84) cylindrical and linked hole (94) running fit of isolating wall (95), the whole aluminum base alloy anticorrosive material that adopts of described anticorrosion alloy shaft coupling, described aluminum base alloy anticorrosive material is elementary composition by following weight percent: Al:33-34, Ni:12-13, Cr:17-18, Mo:6-7, Cu:22-23, Sn:1--2, and surplus is Co and inevitable impurity, the weight percent content of described impurity is: C is less than 0.05, Si is less than 0.20, Mn is less than 0.25, S is less than 0.0l0, P is less than 0.015.
2. the aluminium base shaft coupling insulating sea water of a kind of flange outside screw according to claim 1 desalting equipment, is characterized in that: described filter pipet (11) bottom filter screen can be tackled size and be greater than 1 millimeter of marine organisms.
3. the aluminium base shaft coupling insulating sea water of a kind of flange outside screw according to claim 1 desalting equipment, is characterized in that: described water lifts (12) extracts seawater by the filter pipet (11) described in artificial hand warp.
4. the aluminium base shaft coupling insulating sea water of a kind of flange outside screw according to claim 1 desalting equipment, is characterized in that: in described pretreatment unit (13), have micro-electrolytic cell, sand filtration setting tank.
5. the aluminium base shaft coupling insulating sea water of a kind of flange outside screw according to claim 1 desalting equipment, is characterized in that: described high-pressure pump (20) is Multi-stage minitype impeller pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310230439.9A CN103241855B (en) | 2013-06-12 | 2013-06-12 | Sea water desalting plant for realizing isolation function by adopting aluminum-based coupling with flange and external thread |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310230439.9A CN103241855B (en) | 2013-06-12 | 2013-06-12 | Sea water desalting plant for realizing isolation function by adopting aluminum-based coupling with flange and external thread |
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| Publication Number | Publication Date |
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| CN103241855A CN103241855A (en) | 2013-08-14 |
| CN103241855B true CN103241855B (en) | 2014-03-05 |
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| CN201310230439.9A Expired - Fee Related CN103241855B (en) | 2013-06-12 | 2013-06-12 | Sea water desalting plant for realizing isolation function by adopting aluminum-based coupling with flange and external thread |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103964617B (en) * | 2014-05-09 | 2015-04-08 | 张志雄 | External screw copper alloy sea water desalting device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5110468A (en) * | 1990-01-16 | 1992-05-05 | Kioritz Corporation | Fresh water generator |
| EP1240076B1 (en) * | 1999-12-20 | 2003-03-19 | Dessalator S.a.r.l. | Desalination system of sea water for ship |
| CN102173479A (en) * | 2011-02-12 | 2011-09-07 | 吴速 | Wind-power complementary pneumatic seawater desalting device |
| CN202284168U (en) * | 2012-01-21 | 2012-06-27 | 常州市康耐特机械设备有限公司 | Reverse osmosis seawater desalinization device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3381247B2 (en) * | 1998-08-07 | 2003-02-24 | 株式会社石垣 | Water freshener for ships using water jet propulsion |
-
2013
- 2013-06-12 CN CN201310230439.9A patent/CN103241855B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5110468A (en) * | 1990-01-16 | 1992-05-05 | Kioritz Corporation | Fresh water generator |
| EP1240076B1 (en) * | 1999-12-20 | 2003-03-19 | Dessalator S.a.r.l. | Desalination system of sea water for ship |
| CN102173479A (en) * | 2011-02-12 | 2011-09-07 | 吴速 | Wind-power complementary pneumatic seawater desalting device |
| CN202284168U (en) * | 2012-01-21 | 2012-06-27 | 常州市康耐特机械设备有限公司 | Reverse osmosis seawater desalinization device |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2000-53095A 2000.02.22 |
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