NO900446L - Skruegirpumpe. - Google Patents

Skruegirpumpe.

Info

Publication number: NO900446L
Authority: NO; Norway
Prior art keywords: progressive cavity; progressive; cavity
Prior art date: 1989-02-01

Application number

NO90900446A

Other languages

English (en)

Other versions

NO172200C (no

NO172200B (no

NO900446D0 (no

Inventor

Lindsay Thomas Mathewson

Geoffrey Harold May

Original Assignee

Mono Pumps Ltd

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.)

1989-02-01

Filing date

1990-01-31

Publication date

1990-08-02

1990-01-31 Application filed by Mono Pumps Ltd filed Critical Mono Pumps Ltd

1990-01-31 Publication of NO900446D0 publication Critical patent/NO900446D0/no

1990-08-02 Publication of NO900446L publication Critical patent/NO900446L/no

1993-03-08 Publication of NO172200B publication Critical patent/NO172200B/no

1993-06-16 Publication of NO172200C publication Critical patent/NO172200C/no

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
- F04C2/107—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth
- F04C2/1071—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type
- F04C2/1073—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member with helical teeth the inner and outer member having a different number of threads and one of the two being made of elastic materials, e.g. Moineau type where one member is stationary while the other member rotates and orbits

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Rotary Pumps (AREA)

NO900446A 1989-02-01 1990-01-31 Skruedrevpumpe NO172200C (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB8902230A GB2228976B (en)	1989-02-01	1989-02-01	Helical gear pump

Publications (4)

Publication Number	Publication Date
NO900446D0 NO900446D0 (no)	1990-01-31
NO900446L true NO900446L (no)	1990-08-02
NO172200B NO172200B (no)	1993-03-08
NO172200C NO172200C (no)	1993-06-16

Family

ID=10650971

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO900446A NO172200C (no)	1989-02-01	1990-01-31	Skruedrevpumpe

Country Status (4)

Country	Link
EP (1)	EP0381413A3 (no)
FI (1)	FI900500A7 (no)
GB (1)	GB2228976B (no)
NO (1)	NO172200C (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5395221A (en) *	1993-03-18	1995-03-07	Praxair S.T. Technology, Inc.	Carbide or boride coated rotor for a positive displacement motor or pump
US5498142A (en) *	1995-05-30	1996-03-12	Kudu Industries, Inc.	Hardfacing for progressing cavity pump rotors
GB2341423B (en) *	1998-09-09	2002-04-24	Mono Pumps Ltd	Progressing cavity pump
RU2228443C1 (ru) *	2003-03-11	2004-05-10	Общество с ограниченной ответственностью фирма "Радиус-Сервис"	Ротор винтовой гидромашины
CN105240269A (zh) *	2014-06-26	2016-01-13	水利部科技推广中心	双端u形螺纹离式螺旋体微纳米气泡装置
DE102017104768A1 (de)	2017-03-07	2018-09-13	Seepex Gmbh	Exzenterschneckenpumpe

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB629454A (en) *	1947-11-04	1949-09-20	Fmc Corp	Improvements in gear type pumps
BE651030A (no) *	1963-07-25
DE1553146A1 (de) *	1965-09-16	1970-02-05	Netzsch Maschinenfabrik	Laeufer fuer Schneckenpumpen
DE1553148A1 (de) *	1966-03-12	1969-07-03	Netzsch Maschinenfabrik	Laeufer fuer Schneckenpumpen
DE2017620C3 (de) *	1970-04-13	1981-07-16	Gummi-Jäger KG GmbH & Cie, 3000 Hannover	Exzenterschneckenpumpe
FR2343906A1 (fr) *	1976-03-09	1977-10-07	Mecanique Metallurgie Ste Gle	Perfectionnements aux stators de pompes a vis
CA1208072A (en) *	1983-08-16	1986-07-22	Minoru Saruwatari	Progressive cavity pump

1989
- 1989-02-01 GB GB8902230A patent/GB2228976B/en not_active Expired - Fee Related
1990
- 1990-01-29 EP EP19900300894 patent/EP0381413A3/en not_active Withdrawn
- 1990-01-31 NO NO900446A patent/NO172200C/no unknown
- 1990-01-31 FI FI900500A patent/FI900500A7/fi not_active IP Right Cessation

Also Published As

Publication number	Publication date
NO172200C (no)	1993-06-16
EP0381413A3 (en)	1990-12-05
NO172200B (no)	1993-03-08
GB8902230D0 (en)	1989-03-22
GB2228976A (en)	1990-09-12
EP0381413A2 (en)	1990-08-08
FI900500A0 (fi)	1990-01-31
GB2228976B (en)	1993-08-11
FI900500A7 (fi)	1990-08-02
NO900446D0 (no)	1990-01-31

Publication	Publication Date	Title
FI906314A0 (fi)	1990-12-20	Elektroniskt artikeloevervakningssystem innehaollande en extra givare.
DE59000343D1 (de)	1992-11-12	Schaelmesser.
DE69017059D1 (de)	1995-03-30	Mehrplattenspieler.
DE59007379D1 (de)	1994-11-10	3-Phenylbenzofuran-2-one.
DE59007974D1 (de)	1995-01-26	Uretero-Renoskop.
DE69020950D1 (de)	1995-08-24	Mehrplattenspieler.
DE59004522D1 (de)	1994-03-17	Mikrodosiergerät.
DE59008431D1 (de)	1995-03-23	Triazolylsulfonamide.
DE59005135D1 (de)	1994-04-28	Formstein.
NO912088L (no)	1991-12-02	Skruegirpumpe.
NO900446L (no)	1990-08-02	Skruegirpumpe.
DE69004689D1 (de)	1993-12-23	N-fluoropyridinium-pyridin-heptafluorodiborat.
DE59009874D1 (de)	1995-12-21	Iminosilane.
DE69013427D1 (de)	1994-11-24	Glyoxyl-Cyclohexendione.
DE59008846D1 (de)	1995-05-11	Fluorphenylpyrimidine.
DE59007719D1 (de)	1994-12-22	Pyrazol-3-carbonsäureamide.
DE69006636D1 (de)	1994-03-24	Gussform.
DE69008037D1 (de)	1994-05-19	Satteldecke.
FI895199A0 (fi)	1989-11-01	Kombinerad boggikonstruktion.
DE69005107D1 (de)	1994-01-20	Fusskreuz.
DE69001981D1 (de)	1993-07-22	Kaefigmutter.
FI901851A0 (fi)	1990-04-11	Extra stroemkaella foer foerprocessor.
DE59005993D1 (de)	1994-07-14	Dibenzofuranylbiphenyle.
DE59004564D1 (de)	1994-03-24	Mappe.
ES1010851Y (es)	1990-07-01	Mueble-bar.