CA2847153A1 - Ensemble piston pour obturateur anti-eruption - Google Patents
Ensemble piston pour obturateur anti-eruption Download PDFInfo
- Publication number
- CA2847153A1 CA2847153A1 CA2847153A CA2847153A CA2847153A1 CA 2847153 A1 CA2847153 A1 CA 2847153A1 CA 2847153 A CA2847153 A CA 2847153A CA 2847153 A CA2847153 A CA 2847153A CA 2847153 A1 CA2847153 A1 CA 2847153A1
- Authority
- CA
- Canada
- Prior art keywords
- ram
- shaft
- piston
- segments
- blowout preventer
- 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.)
- Abandoned
Links
- 238000000034 method Methods 0.000 claims abstract description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 10
- 239000010935 stainless steel Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 description 20
- 238000000429 assembly Methods 0.000 description 20
- 238000005553 drilling Methods 0.000 description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 239000012530 fluid Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 210000003660 reticulum Anatomy 0.000 description 5
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 229910000619 316 stainless steel Inorganic materials 0.000 description 1
- 229910001350 4130 steel Inorganic materials 0.000 description 1
- 229910001149 41xx steel Inorganic materials 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000037390 scarring Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
- E21B33/06—Blow-out preventers, i.e. apparatus closing around a drill pipe, e.g. annular blow-out preventers
- E21B33/061—Ram-type blow-out preventers, e.g. with pivoting rams
- E21B33/062—Ram-type blow-out preventers, e.g. with pivoting rams with sliding rams
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0402—Cleaning, repairing, or assembling
- Y10T137/0441—Repairing, securing, replacing, or servicing pipe joint, valve, or tank
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Actuator (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/849,347 US20140284506A1 (en) | 2013-03-22 | 2013-03-22 | Ram shaft assembly for blowout preventer |
US13/849,347 | 2013-03-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2847153A1 true CA2847153A1 (fr) | 2014-09-22 |
Family
ID=51568429
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2847153A Abandoned CA2847153A1 (fr) | 2013-03-22 | 2014-03-21 | Ensemble piston pour obturateur anti-eruption |
Country Status (2)
Country | Link |
---|---|
US (1) | US20140284506A1 (fr) |
CA (1) | CA2847153A1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9068427B2 (en) * | 2012-07-19 | 2015-06-30 | Cameron International Corporation | Asymmetrical button for ram-type blowout preventers |
US11603730B2 (en) | 2018-07-31 | 2023-03-14 | National Oilwell Varco, L.P. | Blowout preventer testing apparatus and method |
WO2020197822A1 (fr) * | 2019-03-26 | 2020-10-01 | Worldwide Oilfield Machine, Inc. | Obturateur annulaire |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3791616A (en) * | 1971-09-08 | 1974-02-12 | Hydril Co | Non-rotating ram rod locking assembly for blowout preventer |
US4009645A (en) * | 1975-11-03 | 1977-03-01 | Gerhart Engineering And Machine Company | Piston pump |
JPH0536159U (ja) * | 1991-10-21 | 1993-05-18 | 株式会社椿本チエイン | リークダウン値の温度補正機能を具えた歯付ベルト用テンシヨナ |
US5287879A (en) * | 1993-04-13 | 1994-02-22 | Eastern Oil Tools Pte Ltd. | Hydraulically energized wireline blowout preventer |
JP3473776B2 (ja) * | 1994-02-28 | 2003-12-08 | 東芝キヤリア株式会社 | 密閉形コンプレッサ |
US5505426A (en) * | 1995-04-05 | 1996-04-09 | Varco Shaffer, Inc. | Hydraulically controlled blowout preventer |
US6892625B2 (en) * | 2002-02-01 | 2005-05-17 | Parker-Hannifin Corporation | Double rod end cylinder with split ring coupling |
US20060144586A1 (en) * | 2004-12-30 | 2006-07-06 | Cooper Cameron Corporation | Shearing blind ram assembly with a fish pocket |
JP4587107B2 (ja) * | 2007-03-28 | 2010-11-24 | Smc株式会社 | 流体圧シリンダにおけるピストン組立体 |
-
2013
- 2013-03-22 US US13/849,347 patent/US20140284506A1/en not_active Abandoned
-
2014
- 2014-03-21 CA CA2847153A patent/CA2847153A1/fr not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20140284506A1 (en) | 2014-09-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20190307 |
|
FZDE | Discontinued |
Effective date: 20210831 |