JPH0372908B2 - - Google Patents
Info
- Publication number
- JPH0372908B2 JPH0372908B2 JP61050951A JP5095186A JPH0372908B2 JP H0372908 B2 JPH0372908 B2 JP H0372908B2 JP 61050951 A JP61050951 A JP 61050951A JP 5095186 A JP5095186 A JP 5095186A JP H0372908 B2 JPH0372908 B2 JP H0372908B2
- Authority
- JP
- Japan
- Prior art keywords
- nitrogen gas
- rectification
- heat exchanger
- supplied
- rectification column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 169
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 123
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 46
- 239000007788 liquid Substances 0.000 claims description 35
- 238000004519 manufacturing process Methods 0.000 claims description 31
- 229910052757 nitrogen Inorganic materials 0.000 claims description 23
- 238000010992 reflux Methods 0.000 claims description 20
- 239000002994 raw material Substances 0.000 claims description 17
- 239000007789 gas Substances 0.000 claims description 13
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 238000003860 storage Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000001035 drying Methods 0.000 claims description 8
- 238000004821 distillation Methods 0.000 claims description 7
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 6
- 239000001569 carbon dioxide Substances 0.000 claims description 6
- 229910001882 dioxygen Inorganic materials 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 238000005261 decarburization Methods 0.000 claims description 4
- 239000002912 waste gas Substances 0.000 claims description 4
- 238000005057 refrigeration Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 6
- 239000002808 molecular sieve Substances 0.000 description 3
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 3
- 238000004781 supercooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- -1 removes moisture Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Landscapes
- Separation By Low-Temperature Treatments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5095186A JPS62206373A (ja) | 1986-03-07 | 1986-03-07 | 単精溜塔を用いた窒素ガス製造方法および製造装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5095186A JPS62206373A (ja) | 1986-03-07 | 1986-03-07 | 単精溜塔を用いた窒素ガス製造方法および製造装置 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP32021390A Division JPH03230079A (ja) | 1990-11-22 | 1990-11-22 | 窒素ガス製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62206373A JPS62206373A (ja) | 1987-09-10 |
| JPH0372908B2 true JPH0372908B2 (de) | 1991-11-20 |
Family
ID=12873131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5095186A Granted JPS62206373A (ja) | 1986-03-07 | 1986-03-07 | 単精溜塔を用いた窒素ガス製造方法および製造装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62206373A (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2763891B2 (ja) * | 1988-05-19 | 1998-06-11 | テイサン株式会社 | 窒素ガス製造方法 |
-
1986
- 1986-03-07 JP JP5095186A patent/JPS62206373A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62206373A (ja) | 1987-09-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
| EXPY | Cancellation because of completion of term |