CA931042A - Means and method of regulating flow from centrifugal pumps - Google Patents

Means and method of regulating flow from centrifugal pumps

Info

Publication number: CA931042A
Authority: CA; Canada
Prior art keywords: centrifugal pumps; regulating flow; regulating; flow; pumps
Prior art date: 1970-10-16
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

Application number

CA123915A

Other versions

CA123915S (en

Inventor

Stahle Martin

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

Priority date (The priority date 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 date listed.)

1970-10-16

Filing date

1971-09-28

Publication date

1973-07-31

1971-09-28 Application filed by Individual filed Critical Individual

1973-07-31 Application granted granted Critical

1973-07-31 Publication of CA931042A publication Critical patent/CA931042A/en

Status Expired legal-status Critical Current

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
- F04D15/0027—Varying behaviour or the very pump
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
- F04D29/4273—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps suction eyes

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)
Control Of Non-Positive-Displacement Pumps (AREA)

CA123915A 1970-10-16 1971-09-28 Means and method of regulating flow from centrifugal pumps Expired CA931042A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH1541370A CH533242A (en)	1970-10-16	1970-10-16	Device for regulating the flow rate of centrifugal pumps

Publications (1)

Publication Number	Publication Date
CA931042A true CA931042A (en)	1973-07-31

Family

ID=4408879

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA123915A Expired CA931042A (en)	1970-10-16	1971-09-28	Means and method of regulating flow from centrifugal pumps

Country Status (12)

Country	Link
US (1)	US3708239A (en)
JP (1)	JPS549321B1 (en)
AU (1)	AU452721B2 (en)
CA (1)	CA931042A (en)
CH (1)	CH533242A (en)
DE (1)	DE2147147B2 (en)
DK (1)	DK134197B (en)
FI (1)	FI51630C (en)
FR (1)	FR2109850A5 (en)
GB (1)	GB1364304A (en)
NL (1)	NL166311C (en)
SE (1)	SE369217B (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4449862A (en) *	1980-12-22	1984-05-22	Conoco Inc.	Vortex injection method and apparatus
US4373860A (en) *	1980-12-24	1983-02-15	Sloan Albert H	Submersible hydraulic pump of the axially directed inlet and tangential outlet type
US4409746A (en) *	1981-02-05	1983-10-18	Conoco Inc.	Vortex injection dredging apparatus and method
HU183492B (en) *	1981-06-19	1984-05-28	Ganz Mavag Mozdony Vagon	Hole tube forming for controlling the liquid delivery of pump of dipped motor
US4563123A (en) *	1983-09-12	1986-01-07	Conoco Inc.	Direct coupling of a vortex injector to a centrifugal pump
US5158429A (en) *	1991-07-26	1992-10-27	Chiang Chao Cheng	Self-contained cleaning system for smoke exhausters
US5871304A (en) *	1996-04-25	1999-02-16	Envirotech Pumpsystems, Inc.	Precast prerotation basin system
CH691402A5 (en) *	1996-04-30	2001-07-13	Frideco Ag C O Martin Staehle	A device for regulating the delivery rate of a vertical axis centrifugal pump.
US5997242A (en) *	1996-12-02	1999-12-07	Alden Research Laboratory, Inc.	Hydraulic turbine
US6155751A (en)	1997-12-11	2000-12-05	Ecotech Systems International, Ltd.	Flow development chamber for creating a vortex flow and a laminar flow
CH693345A5 (en)	1999-01-13	2003-06-13	Frideco Ag	Device for regulating delivery of circulating pumps includes deflection plate in part of inflow cross-section above sluice to divert fluid in opposite direction in event of full flow
US7082955B2 (en) *	2001-12-04	2006-08-01	Ecotechnology, Ltd.	Axial input flow development chamber
US6659118B2 (en) *	2001-12-04	2003-12-09	Ecotechnology, Ltd.	Flow development chamber
AU2002352931A1 (en) *	2001-12-04	2003-06-17	Ecotechnology, Ltd.	Flow development chamber
US20050211611A1 (en) *	2004-03-23	2005-09-29	Bazell G C	Apparatus for the transfer of low density solids in a liquid medium
DK2397698T3 (en) *	2010-06-17	2013-01-02	Frideco Ag	Transporter
US10604927B2 (en)	2017-08-08	2020-03-31	Trillium Pumps Usa Slc Llc	Prerotation basin for pumping fluids from a wet well

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1460428A (en) *	1919-07-03	1923-07-03	Moody Lewis Ferry	Pump and method of regulating the same
US1529634A (en) *	1923-03-26	1925-03-10	Allis Chalmers Mfg Co	Hydraulic installation
US1803191A (en) *	1926-08-02	1931-04-28	Irving C Jennings	Air-vent-controlling mechanism for centrifugal pumps
US1914926A (en) *	1931-02-12	1933-06-20	Allis Chalmers Mfg Co	Hydraulic impulse turbine
US1901773A (en) *	1931-08-22	1933-03-14	Allis Chalmers Mfg Co	Propeller blade adjusting system
US3024730A (en) *	1960-06-24	1962-03-13	Worthington Corp	Flow control means for a pumping station
US3434430A (en) *	1967-04-18	1969-03-25	Worthington Corp	Self-priming pump system with external actuating means

1970
- 1970-10-16 CH CH1541370A patent/CH533242A/en not_active IP Right Cessation
1971
- 1971-09-21 DE DE19712147147 patent/DE2147147B2/en active Granted
- 1971-09-23 US US00183138A patent/US3708239A/en not_active Expired - Lifetime
- 1971-09-28 CA CA123915A patent/CA931042A/en not_active Expired
- 1971-09-28 FI FI712711A patent/FI51630C/en active
- 1971-09-28 FR FR7134858A patent/FR2109850A5/fr not_active Expired
- 1971-09-29 NL NL7113381.A patent/NL166311C/en not_active IP Right Cessation
- 1971-10-12 DK DK495071AA patent/DK134197B/en unknown
- 1971-10-13 AU AU34562/71A patent/AU452721B2/en not_active Expired
- 1971-10-13 SE SE12986/71A patent/SE369217B/xx unknown
- 1971-10-14 GB GB4781971A patent/GB1364304A/en not_active Expired
- 1971-10-14 JP JP8060471A patent/JPS549321B1/ja active Pending

Also Published As

Publication number	Publication date
GB1364304A (en)	1974-08-21
JPS549321B1 (en)	1979-04-24
FR2109850A5 (en)	1972-05-26
US3708239A (en)	1973-01-02
FI51630B (en)	1976-11-01
FI51630C (en)	1977-02-10
AU3456271A (en)	1973-04-19
NL7113381A (en)	1972-04-18
CH533242A (en)	1973-01-31
DK134197C (en)	1977-02-28
SE369217B (en)	1974-08-12
DE2147147B2 (en)	1972-12-07
DK134197B (en)	1976-09-27
DE2147147A1 (en)	1972-04-20
AU452721B2 (en)	1974-09-12
NL166311B (en)	1981-02-16
NL166311C (en)	1981-07-15

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