FI900500A0 - Skruvpump. - Google Patents

Skruvpump.

Info

Publication number: FI900500A0
Authority: FI; Finland
Prior art keywords: skruvpump
Prior art date: 1989-02-01

Application number

FI900500A

Other languages

English (en)

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

1990-01-31

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

1990-01-31 Publication of FI900500A0 publication Critical patent/FI900500A0/fi

Links

FI900500A 1989-02-01 1990-01-31 Skruvpump. FI900500A0 (fi)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number	Publication Date
FI900500A0 true FI900500A0 (fi)	1990-01-31

Family

ID=10650971

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI900500A FI900500A0 (fi)	1989-02-01	1990-01-31	Skruvpump.

Country Status (4)

Country	Link
EP (1)	EP0381413A3 (fi)
FI (1)	FI900500A0 (fi)
GB (1)	GB2228976B (fi)
NO (1)	NO172200C (fi)

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 (fi) *	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 FI FI900500A patent/FI900500A0/fi not_active IP Right Cessation
- 1990-01-31 NO NO900446A patent/NO172200C/no unknown

Also Published As

Publication number	Publication date
NO900446D0 (no)	1990-01-31
NO172200C (no)	1993-06-16
NO900446L (no)	1990-08-02
NO172200B (no)	1993-03-08
EP0381413A3 (en)	1990-12-05
GB2228976B (en)	1993-08-11
GB2228976A (en)	1990-09-12
GB8902230D0 (en)	1989-03-22
EP0381413A2 (en)	1990-08-08

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Legal Events

Date	Code	Title	Description
1994-08-04	FD	Application lapsed
2004-08-31	MM	Patent lapsed	Owner name: MONO PUMPS LIMITED