NO811023L - Roersonde for aa fjerne ferromagnetisk avfall - Google Patents

Roersonde for aa fjerne ferromagnetisk avfall

Info

Publication number: NO811023L
Authority: NO; Norway
Prior art keywords: perromagnetic; season; round; waste; remove
Prior art date: 1981-01-26

Application number

NO811023A

Other languages

English (en)

Other versions

NO152965C (no

NO152965B (no

Inventor

John Ferris Burd

Original Assignee

British Gas Corp

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.)

1981-01-26

Filing date

1981-03-26

Publication date

1982-07-27

1981-03-26 Application filed by British Gas Corp filed Critical British Gas Corp

1982-07-27 Publication of NO811023L publication Critical patent/NO811023L/no

1985-09-16 Publication of NO152965B publication Critical patent/NO152965B/no

1985-12-27 Publication of NO152965C publication Critical patent/NO152965C/no

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/053—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction
- B08B9/055—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved along the pipes by a fluid, e.g. by fluid pressure or by suction the cleaning devices conforming to, or being conformable to, substantially the same cross-section of the pipes, e.g. pigs or moles
- B08B9/0553—Cylindrically shaped pigs

Landscapes

Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Cleaning In General (AREA)
Pens And Brushes (AREA)
Sink And Installation For Waste Water (AREA)

NO811023A 1981-01-26 1981-03-26 Roerrensepigg for aa fjerne ferromagnetisk avfall. NO152965C (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB8102288A GB2091838B (en)	1981-01-26	1981-01-26	Pipeline cleaning equipment

Publications (3)

Publication Number	Publication Date
NO811023L true NO811023L (no)	1982-07-27
NO152965B NO152965B (no)	1985-09-16
NO152965C NO152965C (no)	1985-12-27

Family

ID=10519225

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO811023A NO152965C (no)	1981-01-26	1981-03-26	Roerrensepigg for aa fjerne ferromagnetisk avfall.

Country Status (7)

Country	Link
US (1)	US4345350A (no)
EP (1)	EP0056892B1 (no)
AU (1)	AU524902B2 (no)
CA (1)	CA1151820A (no)
DE (1)	DE3167385D1 (no)
GB (1)	GB2091838B (no)
NO (1)	NO152965C (no)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3320512A1 (de) *	1983-06-07	1984-12-13	Kopp GmbH International Pipeline Services, 4450 Lingen	Verfahren zum abschnittsweisen trocknen von fernrohrleitungen
US4896720A (en) *	1988-12-20	1990-01-30	Atlantic Richfield Company	Method and system for cleaning well casing
US5433270A (en) *	1991-10-16	1995-07-18	Lafleur Petroleum Services, Inc.	Cementing plug
US5242018A (en) *	1991-10-16	1993-09-07	Lafleur Petroleum Services, Inc.	Cementing plug
CA2097939C (en) *	1993-06-08	1997-09-09	Martin H. Berger	Pig safety device
US5419397A (en) *	1993-06-16	1995-05-30	Well-Flow Technologies, Inc.	Well cleaning tool with scratching elements
US5461746A (en) *	1995-01-17	1995-10-31	Tdw Delaware, Inc.	Magnetic cleaning pig
US5699577A (en) *	1996-12-27	1997-12-23	Tdw Delaware, Inc.	Magnetic cleaning pig
SK282605B6 (sk)	1997-09-13	2002-10-08	Slovensk� Plyn�Rensk� Priemysel, A. S.	Zariadenie na čistenie vnútra potrubí
GB2358689B (en) *	1999-12-08	2003-10-08	Pii Ltd	Pipeline pigs
DE10144962B4 (de) *	2001-09-12	2005-06-09	Tracto-Technik Gmbh	Reinigungswerkzeug für Kanäle
CA3015472C (en)	2013-11-05	2021-08-10	Weatherford Technology Holdings, Llc	Magnetic retrieval apparatus
CN106076994B (zh) *	2016-06-21	2018-06-22	浙江管工智能机械设备有限公司	一种管道清洗球

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3292197A (en) *	1964-08-21	1966-12-20	Phillips Petroleum Co	Pipe line scraper with magnetic pickup means
DE2029824A1 (de) *	1969-06-16	1971-01-07	Casey, Ernest Daniel, Alveston, Gloucester, Sole, Lloyd Harold, South mead, Bristol, (Großbritannien)	Stopfen zum Reinigen, Prüfen, Kali bneren oder Betreiben einer Pipeline und Verfahren zur Anwendung desselben
US4113611A (en) *	1976-11-16	1978-09-12	Westinghouse Electric Corp.	Magnetic pipe cleaner

1981
- 1981-01-26 GB GB8102288A patent/GB2091838B/en not_active Expired
- 1981-03-23 EP EP81301229A patent/EP0056892B1/en not_active Expired
- 1981-03-23 DE DE8181301229T patent/DE3167385D1/de not_active Expired
- 1981-03-26 NO NO811023A patent/NO152965C/no not_active IP Right Cessation
- 1981-03-27 US US06/248,353 patent/US4345350A/en not_active Expired - Lifetime
- 1981-04-01 AU AU68973/81A patent/AU524902B2/en not_active Ceased
- 1981-04-02 CA CA000374509A patent/CA1151820A/en not_active Expired

Also Published As

Publication number	Publication date
GB2091838A (en)	1982-08-04
GB2091838B (en)	1985-04-11
CA1151820A (en)	1983-08-16
NO152965C (no)	1985-12-27
AU6897381A (en)	1982-08-05
US4345350A (en)	1982-08-24
AU524902B2 (en)	1982-10-07
DE3167385D1 (en)	1985-01-10
EP0056892B1 (en)	1984-11-28
EP0056892A1 (en)	1982-08-04
NO152965B (no)	1985-09-16

Publication	Publication Date	Title
DK159622C (da)	1991-04-08	Afloebsrende
FR2503729B1 (fr)	1985-12-27	Substances thermochroiques
BR8204244A (pt)	1983-07-12	Pa de aerofolio
DK41082A (da)	1982-07-31	Skaereplatte
ATA109282A (de)	1989-08-15	Bordstein
DK152626C (da)	1988-08-22	Automatisk haandskydevaaben
NO811023L (no)	1982-07-27	Roersonde for aa fjerne ferromagnetisk avfall
PT74591B (pt)	1983-08-22	Improved wing-sail
DK160195C (da)	1991-07-15	Roerskaerer
ES259491Y (es)	1982-07-01	Jardinera
FI824085A0 (fi)	1982-11-26	Effektkaella foer televisionsmottage
DK160194C (da)	1991-07-15	Skaereplatte
DK527582A (da)	1983-05-29	Tagrende
FR2510990B1 (fr)	1986-05-09	Alcoylamides de carboxyalcanoylpeptides
DK298682A (da)	1983-01-05	Tromlefilter til spildevand
NO149395C (no)	1984-04-11	Avrenningsrist for overvann
DK18382A (da)	1982-08-20	Kloakrist
BR8103638A (pt)	1981-09-15	Coletor de lixo
ES248835Y (es)	1980-12-01	Colector de desperdicios
DK164760C (da)	1992-12-28	Udmugningsanlaeg
BR6100394U (pt)	1982-11-03	Ioio luminoso
BR6101641U (pt)	1982-02-16	Temporizador
IT8159814V0 (it)	1981-04-14	Attrezzo per rifiuti - in lavello.
DK392981A (da)	1983-03-08	Briketanlaeg
SE8103967L (sv)	1982-12-25	Flishugg

Legal Events

Date	Code	Title	Description
2001-04-30	MK1K	Patent expired	Free format text: EXPIRED IN MARCH 2001
2001-04-30	MM1K	Lapsed by not paying the annual fees	Free format text: LAPSED IN MARCH 2001