CA2877600C - Racleur d'oleoduc dote d'ailettes - Google Patents
Racleur d'oleoduc dote d'ailettes Download PDFInfo
- Publication number
- CA2877600C CA2877600C CA2877600A CA2877600A CA2877600C CA 2877600 C CA2877600 C CA 2877600C CA 2877600 A CA2877600 A CA 2877600A CA 2877600 A CA2877600 A CA 2877600A CA 2877600 C CA2877600 C CA 2877600C
- Authority
- CA
- Canada
- Prior art keywords
- fins
- pipeline pig
- section
- nose
- scraping
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 238000007790 scraping Methods 0.000 claims abstract description 27
- 239000002184 metal Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- 229910045601 alloy Inorganic materials 0.000 claims description 8
- 239000000956 alloy Substances 0.000 claims description 8
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000000571 coke Substances 0.000 claims description 2
- 239000002243 precursor Substances 0.000 claims description 2
- 238000005452 bending Methods 0.000 claims 1
- 239000012530 fluid Substances 0.000 description 11
- 241000282887 Suidae Species 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
L'invention porte sur un racleur d'oléoduc, lequel racleur comporte un nez, une section centrale ayant un axe central, une pluralité d'ailettes s'étendant vers l'arrière à partir de la section centrale, chacune de la pluralité d'ailettes ayant une extrémité de raclage réagissant à la pression ; les extrémités de raclage de la pluralité d'ailettes définissant collectivement une surface de raclage circulaire s'étendant radialement vers l'extérieur à partir de l'axe central de la section centrale ; chacune des ailettes ayant des surfaces de portée de pression dirigées vers l'intérieur ; et au moins un passage d'écoulement traversant s'étendant entre les ailettes.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161512915P | 2011-07-28 | 2011-07-28 | |
| US61/512,915 | 2011-07-28 | ||
| PCT/CA2012/050518 WO2013013324A1 (fr) | 2011-07-28 | 2012-07-30 | Racleur d'oléoduc doté d'ailettes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2877600A1 CA2877600A1 (fr) | 2013-01-31 |
| CA2877600C true CA2877600C (fr) | 2020-03-31 |
Family
ID=47600430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2877600A Active CA2877600C (fr) | 2011-07-28 | 2012-07-30 | Racleur d'oleoduc dote d'ailettes |
Country Status (3)
| Country | Link |
|---|---|
| AU (1) | AU2012286564B2 (fr) |
| CA (1) | CA2877600C (fr) |
| WO (1) | WO2013013324A1 (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879599B (zh) * | 2015-04-29 | 2016-11-30 | 中国建筑第二工程局有限公司 | 一种管道气动通球装置及通球试验方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US576425A (en) * | 1897-02-02 | Henry john inwood bilton and thomas timmins | ||
| US1612842A (en) * | 1925-05-13 | 1927-01-04 | John M Thompson | Pipe-cleaning apparatus |
| US1683429A (en) * | 1926-11-17 | 1928-09-04 | Walker Edward | Plug for cleaning tubes |
| US2281918A (en) * | 1939-03-25 | 1942-05-05 | Pipe Cleaning Company Inc | Pipe cleaning tool |
| GB893801A (en) * | 1959-07-20 | 1962-04-11 | Gen Descaling Co Ltd | Improvements in or relating to devices for scraping or cleaning the bores of pipes |
| US4498932A (en) * | 1983-12-14 | 1985-02-12 | Shell Oil Company | Pipeline pig with restricted fluid bypass |
| DE3590517T1 (de) * | 1984-10-17 | 1986-10-30 | Trest "Južvodoprovod", Krasnodar | Einrichtung zur Reinigung der Innenfläche von Rohrleitungen von Ablagerungen und zur Bildung einer Schutzschicht |
| US5153963A (en) * | 1991-06-05 | 1992-10-13 | Conco Systems Inc. | Tube cleaning tool for removal of hard deposits |
-
2012
- 2012-07-30 CA CA2877600A patent/CA2877600C/fr active Active
- 2012-07-30 WO PCT/CA2012/050518 patent/WO2013013324A1/fr not_active Ceased
- 2012-07-30 AU AU2012286564A patent/AU2012286564B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CA2877600A1 (fr) | 2013-01-31 |
| WO2013013324A1 (fr) | 2013-01-31 |
| AU2012286564B2 (en) | 2015-08-20 |
| AU2012286564A1 (en) | 2013-05-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20170608 |