NL176966C - CENTRIFUGAL PUMP WITH DOUBLE IMPELLER. - Google Patents

CENTRIFUGAL PUMP WITH DOUBLE IMPELLER.

Info

Publication number: NL176966C
Authority: NL; Netherlands
Prior art keywords: centrifugal pump; double impeller; impeller; double; centrifugal
Prior art date: 1975-12-15

Application number

NL7608174A

Other languages

Dutch (nl)

Other versions

NL176966B (en

NL7608174A (en

Original Assignee

Borg Warner

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.)

1975-12-15

Filing date

1976-07-23

Publication date

1988-03-16

1976-07-23 Application filed by Borg Warner filed Critical Borg Warner

1977-06-17 Publication of NL7608174A publication Critical patent/NL7608174A/en

1985-02-01 Publication of NL176966B publication Critical patent/NL176966B/en

1988-03-16 Application granted granted Critical

1988-03-16 Publication of NL176966C publication Critical patent/NL176966C/en

Links

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
- 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
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/006—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps double suction pumps

Landscapes

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

NL7608174A 1975-12-15 1976-07-23 CENTRIFUGAL PUMP WITH DOUBLE IMPELLER. NL176966C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA241,755A CA1030809A (en)	1975-12-15	1975-12-15	Double suction centrifugal pump

Publications (3)

Publication Number	Publication Date
NL7608174A NL7608174A (en)	1977-06-17
NL176966B NL176966B (en)	1985-02-01
NL176966C true NL176966C (en)	1988-03-16

Family

ID=4104746

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7608174A NL176966C (en)	1975-12-15	1976-07-23	CENTRIFUGAL PUMP WITH DOUBLE IMPELLER.

Country Status (10)

Country	Link
JP (1)	JPS6017960B2 (en)
BR (1)	BR7607070A (en)
CA (1)	CA1030809A (en)
CH (1)	CH596451A5 (en)
DE (1)	DE2640866C3 (en)
FR (1)	FR2335712A1 (en)
GB (1)	GB1507108A (en)
IT (1)	IT1067592B (en)
MX (1)	MX3914E (en)
NL (1)	NL176966C (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2940058A1 (en) *	1979-10-03	1981-04-16	Klein, Schanzlin & Becker Ag, 6710 Frankenthal	CENTRIFUGAL PUMP FOR HIGH PRESSURES
GB2062102B (en) *	1979-10-29	1984-03-14	Rockwell International Corp	Centrifugal pump and turbine
FR2474110A1 (en) *	1980-01-19	1981-07-24	Klein Schanzlin & Becker Ag	Centrifugal pump with twin 180 degree spiral ducts - has bush in housing as inner wall to channel from first duct to outlet common with second
DE3427996A1 (en) *	1984-07-28	1986-01-30	Klöckner-Humboldt-Deutz AG, 5000 Köln	Wear-resistant, twin-stream centrifugal pump
GB8816296D0 (en) *	1988-07-08	1988-08-10	Caradon Mira Ltd	Pump
JPH0746800Y2 (en) *	1989-04-28	1995-10-25	株式会社帝国電機製作所	Circular casing of centrifugal pump
CN102235369B (en) *	2011-08-04	2013-05-22	神华集团有限责任公司	Centrifugal pump
US9739284B2 (en) *	2013-11-19	2017-08-22	Charles Wayne Zimmerman	Two piece impeller centrifugal pump
CN109281868A (en) *	2017-07-21	2019-01-29	上海福思特流体机械有限公司	A kind of Double-casing single-stage double-suction pump
CN109654024B (en) *	2019-01-28	2024-06-18	浙江科尔泵业股份有限公司	Double-shell axial split type ultrahigh pressure coke cutting water pump
CN116877454A (en) *	2023-06-05	2023-10-13	鑫磊压缩机股份有限公司	Integrated bearing double-motor centrifugal air compressor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2865298A (en) *	1956-08-15	1958-12-23	Allischalmers Mfg Company	Centrifugal pump
US3457869A (en) *	1967-02-13	1969-07-29	Itt	Centrifugal pumps
BE759653A (en) *	1969-12-04	1971-04-30	Ahlstroem Oy	CENTRIFUGAL PUMP
US3861825A (en) *	1970-12-21	1975-01-21	Borg Warner	Multistage pump and manufacturing method

1975
- 1975-12-15 CA CA241,755A patent/CA1030809A/en not_active Expired
1976
- 1976-05-27 GB GB2212376A patent/GB1507108A/en not_active Expired
- 1976-06-14 CH CH754876A patent/CH596451A5/xx not_active IP Right Cessation
- 1976-06-21 FR FR7618839A patent/FR2335712A1/en active Granted
- 1976-07-02 IT IT2499676A patent/IT1067592B/en active
- 1976-07-23 NL NL7608174A patent/NL176966C/en not_active IP Right Cessation
- 1976-08-13 JP JP9691376A patent/JPS6017960B2/en not_active Expired
- 1976-09-10 DE DE19762640866 patent/DE2640866C3/en not_active Expired
- 1976-10-19 MX MX10044576U patent/MX3914E/en unknown
- 1976-10-21 BR BR7607070A patent/BR7607070A/en unknown

Also Published As

Publication number	Publication date
MX3914E (en)	1981-09-18
CH596451A5 (en)	1978-03-15
IT1067592B (en)	1985-03-16
NL176966B (en)	1985-02-01
CA1030809A (en)	1978-05-09
JPS5274101A (en)	1977-06-21
BR7607070A (en)	1977-09-06
FR2335712B1 (en)	1980-04-18
DE2640866B2 (en)	1981-02-26
DE2640866A1 (en)	1977-06-16
JPS6017960B2 (en)	1985-05-08
DE2640866C3 (en)	1986-02-13
AU1428676A (en)	1977-12-01
GB1507108A (en)	1978-04-12
FR2335712A1 (en)	1977-07-15
NL7608174A (en)	1977-06-17

Legal Events

Date	Code	Title	Description
1985-07-01	R1B	Notice of opposition during period of laying open
1988-03-16	NP1G	Not automatically granted patents, but text of patent specification modified with respect to the text of examined patent application
1988-09-16	SNR	Assignments of patents or rights arising from examined patent applications	Owner name: BW/IP INTERNATIONAL, INC.
1990-06-01	SNR	Assignments of patents or rights arising from examined patent applications	Owner name: CITIBANK, N.A.
1990-06-01	U	Licences registered with regard to patents granted
1992-11-02	SNR	Assignments of patents or rights arising from examined patent applications	Owner name: BW/IP INTERNATIONAL, INC.
1996-09-02	V4	Lapsed because of reaching the maxim lifetime of a patent	Free format text: 960723

Publication	Publication Date	Title
NL7607356A (en)	1977-01-04	CENTRIFUGAL PUMP SET.
NL7608615A (en)	1977-02-08	CENTRIFUGAL SLOT TUBE PUMP.
NL7812562A (en)	1979-06-26	SELF-PRIMING CENTRIFUGAL PUMP.
NL171374C (en)	1983-03-16	CENTRIFUGAL PUMP WITH ADJUSTABLE CLEARANCES.
NO152621C (en)	1985-10-23	Centrifugal pumps.
NL176966C (en)	1988-03-16	CENTRIFUGAL PUMP WITH DOUBLE IMPELLER.
NL176094C (en)	1985-02-18	CENTRIFUGAL PUMP.
NL7707371A (en)	1978-01-10	CENTRIFUGAL PUMP.
SE7409547L (en)	1976-01-26	PROPELLER PUMP.
NL7601151A (en)	1976-08-12	PUMP.
DK131438B (en)	1975-07-14	Centrifugal pump.
AT349905B (en)	1979-05-10	SUBMERSIBLE PUMP
NL7600440A (en)	1976-07-27	PUMP.
NL7604069A (en)	1976-10-19	PUMP.
AT342425B (en)	1978-04-10	SELF-PRIMING CENTRIFUGAL PUMP
CH556973A (en)	1974-12-13	CENTRIFUGAL IMPELLER.
NL7505260A (en)	1976-11-04	SUBMERSIBLE PUMP.
AT337007B (en)	1977-06-10	CENTRIFUGAL PUMP
NL7500112A (en)	1975-07-29	CENTRIFUGAL PUMP.
NL7711247A (en)	1978-04-18	CENTRIFUGAL PUMP.
CH548542A (en)	1974-04-30	SELF-PRIMING CENTRIFUGAL PUMP.
NL176967C (en)	1985-07-01	SUBMERSIBLE PUMP.
NL7510876A (en)	1976-03-19	PUMP ASSEMBLY.
DK139736B (en)	1979-04-02	Vertical centrifugal pump.
SU494540A1 (en)	1975-12-05	Centrifugal submersible pump