BR8901344A - Lingote para limpeza para uso em um oleoduto - Google Patents

Lingote para limpeza para uso em um oleoduto

Info

Publication number: BR8901344A
Authority: BR; Brazil
Prior art keywords: oil pipeline; cleaning ingot; ingot; cleaning; pipeline
Prior art date: 1988-03-25

Application number

BR898901344A

Other languages

English (en)

Inventor

William J Rankin

Original Assignee

Tdw Delaware Inc

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.)

1988-03-25

Filing date

1989-03-21

Publication date

1989-11-07

1989-03-21 Application filed by Tdw Delaware Inc filed Critical Tdw Delaware Inc

1989-11-07 Publication of BR8901344A publication Critical patent/BR8901344A/pt

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)

BR898901344A 1988-03-25 1989-03-21 Lingote para limpeza para uso em um oleoduto BR8901344A (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US07/173,284 US4825498A (en)	1988-03-25	1988-03-25	Cleaning pig with selectable debris flushing action

Publications (1)

Publication Number	Publication Date
BR8901344A true BR8901344A (pt)	1989-11-07

Family

ID=22631319

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR898901344A BR8901344A (pt)	1988-03-25	1989-03-21	Lingote para limpeza para uso em um oleoduto

Country Status (8)

Country	Link
US (1)	US4825498A (pt)
EP (1)	EP0334502B1 (pt)
AR (1)	AR240260A1 (pt)
AU (1)	AU609266B2 (pt)
BR (1)	BR8901344A (pt)
DE (1)	DE68901565D1 (pt)
MX (1)	MX166126B (pt)
NO (1)	NO891234L (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5113544A (en) *	1990-02-08	1992-05-19	Webb Brian C	Pipeline pig
US5265302A (en) *	1991-03-12	1993-11-30	Orlande Sivacoe	Pipeline pig
US5150493A (en) *	1991-03-25	1992-09-29	Orlande Sivacoe	Pipeline pig
US5358573A (en) *	1991-03-25	1994-10-25	Orlande Sivacoe	Method of cleaning a pipe with a cylindrical pipe pig having pins in the central portion
US5213623A (en) *	1991-04-05	1993-05-25	Burtner Gerald G	Process for cleaning nitric acid absorption column coils
DE4237553C2 (de) *	1991-11-12	1996-09-26	Shizuo Sagawa	Stempel zur Verwendung bei einem Verfahren zum Beschichten einer Rohr-Innenfläche
US5384929A (en) *	1994-04-14	1995-01-31	Tdw Delaware, Inc.	Pig for use in cleaning the interior wall of a pipeline
GB9506797D0 (en) *	1995-04-01	1995-05-24	Rotary Drilling Supplies Europ	Well cleaning apparatus
US5533224A (en) *	1995-04-12	1996-07-09	Knapp; Kenneth M.	Foam pig with scraper strips
US5903945A (en) *	1997-02-27	1999-05-18	Lundie; Kevin R.J.	Pipeline pig
US20070151055A1 (en)	2006-01-04	2007-07-05	766089 Alberta Ltd.	Pipeline pig brush and brush assembly
CA2611271C (en) *	2007-02-01	2014-02-18	Altex Technologies Inc.	Scraping element for a pipeline pig
US20100154153A1 (en) *	2008-12-24	2010-06-24	766089 Alberta Ltd.	Pipeline pig brush
US10279380B2 (en)	2016-04-29	2019-05-07	Chevron Phillips Chemical Company Lp	Cleaning coke deposits from process equipment

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3605159A (en) *	1968-11-20	1971-09-20	Harry J Girard	Pipe line pig or swipe
NL8402419A (nl) *	1984-08-03	1986-03-03	Jochim Van Beugen	Pijpleiding-reinigingsplug.
US4720884A (en) *	1987-01-29	1988-01-26	T. D. Williamson, Inc.	Cleaning pig with debris flushing action

1988
- 1988-03-25 US US07/173,284 patent/US4825498A/en not_active Expired - Fee Related
1989
- 1989-03-06 DE DE8989302198T patent/DE68901565D1/de not_active Expired - Fee Related
- 1989-03-06 EP EP89302198A patent/EP0334502B1/en not_active Expired
- 1989-03-10 AU AU31209/89A patent/AU609266B2/en not_active Ceased
- 1989-03-21 NO NO89891234A patent/NO891234L/no unknown
- 1989-03-21 BR BR898901344A patent/BR8901344A/pt unknown
- 1989-03-22 AR AR313487A patent/AR240260A1/es active
- 1989-03-22 MX MX015374A patent/MX166126B/es unknown

Also Published As

Publication number	Publication date
EP0334502A1 (en)	1989-09-27
NO891234L (no)	1989-09-26
AU609266B2 (en)	1991-04-26
DE68901565D1 (de)	1992-06-25
AR240260A1 (es)	1990-03-30
EP0334502B1 (en)	1992-05-20
AU3120989A (en)	1989-09-28
NO891234D0 (no)	1989-03-21
MX166126B (es)	1992-12-21
US4825498A (en)	1989-05-02

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