KR101697397B1 - 유정 보어를 밀봉하기 위한 방법 및 장치 - Google Patents
유정 보어를 밀봉하기 위한 방법 및 장치 Download PDFInfo
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- KR101697397B1 KR101697397B1 KR1020137023427A KR20137023427A KR101697397B1 KR 101697397 B1 KR101697397 B1 KR 101697397B1 KR 1020137023427 A KR1020137023427 A KR 1020137023427A KR 20137023427 A KR20137023427 A KR 20137023427A KR 101697397 B1 KR101697397 B1 KR 101697397B1
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- 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
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Sewage (AREA)
- Pipe Accessories (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
Description
도 1은 본 발명에 따라 그 내부에 밀봉 조립체를 갖는 BOP를 구비한 연안 유정 현장의 개략도이다.
도 2는 램 블록 상에 밀봉 조립체를 갖는 램 블록을 구비한 도 1의 BOP의 개략도이다.
도 3a 및 3b는 리트랙트되고 밀봉된 위치에서 램 블록 상에 밀봉 조립체를 갖는 램 블록을 각각 나타낸 개략도이다.
도 4a-4c는 밀봉 조립체의 인서트를 다양하게 나타낸 개략도이다.
도 5a 및 5b는 갭 및 감소 갭을 갖는 밀봉 조립체의 일부를 각각 나타낸 개략도이다.
도 6a-6d는 본 발명에 따른 복수의 인서트를 갖는 밀봉 조립체의 여러 부분을 다양하게 나타낸 개략도이다.
도 7a-7d는 도 6a의 인서트 중 하나를 다양하게 나타낸 개략도이다.
도 7e-7f는 도 7a의 복수의 인서트를 갖는 밀봉 조립체의 일부를 다양하게 나타낸 개략도이다.
도 8a-8c는 대체 인서트의 개략도이다.
도 9a-9c는 또 다른 대체 인서트의 개략도이다.
도 10a-10c는 도 9a의 복수의 인서트를 갖는 밀봉 조립체의 일부를 다양하게 나타낸 개략도이다.
Claims (29)
- 블로우아웃 방지기(108)의 밀봉 조립체(102)의 밀봉부를 지지하기 위한 인서트(20)이며,
상기 밀봉 조립체는 파이프(104)와 밀봉 결합하게 위치될 수 있고,
일체형 리브(772a)가 사이에 구비된 상부 바디(24)와 하부 바디(26)로서, 상기 상부 바디 및 하부 바디의 각각은 그의 밀봉 단부 상의 연장 팁(564a)에서 종단되고 그의 리딩면(774b) 상의 팁 리셉터클(667a,667c)을 구비한, 상부 바디와 하부 바디를 포함하고,
상기 연장 팁의 종단부는 인접 인서트의 팁 리셉터클에 수용될 수 있고, 이로써 상기 밀봉부의 압출이 억제되는
인서트. - 제1항에 있어서, 상기 상부 바디 및 하부 바디는 연장 팁에 인접한 복수의 스캘럽(566a,566b)을 각각 갖는, 인서트.
- 제1항 또는 제2항에 있어서, 상기 상부 바디 및 하부 바디는 상기 인접 인서트의 적어도 하나의 레지(890b,890c) 및 상기 적어도 하나의 레지를 수용하기 위한 적어도 하나의 리세스(888b,888c)를 각각 갖는, 인서트.
- 제3항에 있어서, 상기 적어도 하나의 레지는 역전 레지(782a), 수직 레지(890b), 또는 압출 방지 레지(892c)를 포함하는, 인서트.
- 제3항에 있어서, 상기 적어도 하나의 리세스는 역전 리세스(784a), 수직 리세스(888b,888c), 또는 압출 방지 리세스(894c)를 포함하는, 인서트.
- 제1항 또는 제2항에 있어서, 상기 상부 바디는 밀봉 단부로부터 이격된 이차 팁(565a,565b,565c)을 더 포함하는, 인서트.
- 제1항 또는 제2항에 있어서,
복수의 인서트는 유정 현장(100)의 파이프에 대하여 위치될 수 있는 한 쌍의 대향하는 램 블록(247)을 포함하는 블로우아웃 방지기의 밀봉 조립체 내에 위치될 수 있으며,
밀봉 조립체는 상기 한 쌍의 대향하는 램 블록에 의해 지지되는 한 쌍의 밀봉부(249)를 포함하고,
복수의 인서트는 상기 한 쌍의 밀봉부에 의해 지지되고 타원형 어레이로 상기 파이프에 대하여 위치될 수 있는, 인서트. - 제7항에 있어서, 타원형 어레이의 내경(560a)은 가변적인, 인서트.
- 제7항에 있어서, 상기 복수의 인서트는 함께 연동되는, 인서트.
- 제7항에 있어서, 상기 복수의 인서트는 파이프와 밀봉 결합하게 위치되는 경우, 상기 한 쌍의 밀봉부를 이동가능하게 수용하기 위해 상기 복수의 인서트와 파이프 사이에 압출 갭(562a)이 형성되는, 인서트.
- 제7항에 있어서, 상기 복수의 인서트의 각각이 연장 팁에 대해 적어도 하나의 스캘럽(566a,566b)을 구비하여, 상기 복수의 인서트의 각각이 파이프에 대하여 타원형 어레이로 배치되는 경우에 상기 복수의 인서트의 연장 팁의 적어도 하나의 스캘럽은 상기 파이프를 수용하게 결합하기 위한 내면을 형성하는, 인서트.
- 유정 현장(100)의 파이프(104)를 밀봉하는 방법이며,
밀봉 조립체(102)로 상기 파이프에 주위에 위치될 수 있는 한 쌍의 대향하는 램 블록(247)과 하우징을 포함하는 블로우아웃 방지기(108)를 제공하는 단계로서, 상기 밀봉 조립체는,
상기 한 쌍의 대향하는 램 블록에 의해 지지되는 한 쌍의 밀봉부(249)와,
상기 한 쌍의 밀봉부에 의해 지지되는 복수의 인서트(20)로서, 상기 복수의 인서트의 각각은 일체형 리브(772a)가 사이에 구비된 상부 바디(24)와 하부 바디(26)를 구비하고, 상기 상부 바디 및 하부 바디의 각각은 그의 밀봉 단부 상의 연장 팁(564a)에서 종단되고 그의 리딩면(774b) 상의 팁 리셉터클(677a,677c)을 구비한, 복수의 인서트(20)를 포함하는,
블로우아웃 방지기(108)를 제공하는 단계와,
상기 파이프를 향해 상기 대향하는 램 블록을 전진시킴으로써 상기 파이프 주위에 타원형 어레이로 상기 밀봉 조립체의 복수의 인서트를 위치시키는 단계와,
상기 연장 팁의 종단부를 상기 복수의 인서트 중 인접한 하나의 팁 리셉터클에 수용함으로써 상기 복수의 인서트 사이에서 상기 한 쌍의 밀봉부의 압출을 억제하는 단계를 포함하는
유정 현장의 파이프를 밀봉하는 방법. - 제12항에 있어서, 다양한 직경의 파이프를 조정가능하게 수용하는 단계를 더 포함하는, 유정 현장의 파이프를 밀봉하는 방법.
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Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201161450965P | 2011-03-09 | 2011-03-09 | |
| US61/450,965 | 2011-03-09 | ||
| PCT/US2012/025767 WO2012121866A2 (en) | 2011-03-09 | 2012-02-19 | Method and apparatus for sealing a wellbore |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020157020764A Division KR20150092371A (ko) | 2011-03-09 | 2012-02-19 | 유정 보어를 밀봉하기 위한 방법 및 장치 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20130129275A KR20130129275A (ko) | 2013-11-27 |
| KR101697397B1 true KR101697397B1 (ko) | 2017-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020137023427A Active KR101697397B1 (ko) | 2011-03-09 | 2012-02-19 | 유정 보어를 밀봉하기 위한 방법 및 장치 |
| KR1020157020764A Withdrawn KR20150092371A (ko) | 2011-03-09 | 2012-02-19 | 유정 보어를 밀봉하기 위한 방법 및 장치 |
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| Application Number | Title | Priority Date | Filing Date |
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| KR1020157020764A Withdrawn KR20150092371A (ko) | 2011-03-09 | 2012-02-19 | 유정 보어를 밀봉하기 위한 방법 및 장치 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US8978751B2 (ko) |
| EP (1) | EP2683912B1 (ko) |
| KR (2) | KR101697397B1 (ko) |
| CN (1) | CN103502565B (ko) |
| BR (1) | BR112013022928B1 (ko) |
| CA (1) | CA2828956C (ko) |
| NO (1) | NO2683912T3 (ko) |
| SG (1) | SG193346A1 (ko) |
| WO (1) | WO2012121866A2 (ko) |
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-
2012
- 2012-02-19 KR KR1020137023427A patent/KR101697397B1/ko active Active
- 2012-02-19 CN CN201280021115.8A patent/CN103502565B/zh active Active
- 2012-02-19 NO NO12716730A patent/NO2683912T3/no unknown
- 2012-02-19 KR KR1020157020764A patent/KR20150092371A/ko not_active Withdrawn
- 2012-02-19 CA CA2828956A patent/CA2828956C/en active Active
- 2012-02-19 WO PCT/US2012/025767 patent/WO2012121866A2/en not_active Ceased
- 2012-02-19 US US13/400,098 patent/US8978751B2/en active Active
- 2012-02-19 BR BR112013022928-4A patent/BR112013022928B1/pt active IP Right Grant
- 2012-02-19 SG SG2013067251A patent/SG193346A1/en unknown
- 2012-02-19 EP EP12716730.2A patent/EP2683912B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN103502565B (zh) | 2016-03-09 |
| KR20150092371A (ko) | 2015-08-12 |
| SG193346A1 (en) | 2013-10-30 |
| CA2828956C (en) | 2016-08-02 |
| WO2012121866A3 (en) | 2013-08-15 |
| EP2683912B1 (en) | 2017-08-23 |
| KR20130129275A (ko) | 2013-11-27 |
| BR112013022928B1 (pt) | 2020-12-08 |
| CA2828956A1 (en) | 2012-09-13 |
| BR112013022928A2 (pt) | 2016-12-06 |
| US20120227987A1 (en) | 2012-09-13 |
| CN103502565A (zh) | 2014-01-08 |
| US8978751B2 (en) | 2015-03-17 |
| EP2683912A2 (en) | 2014-01-15 |
| WO2012121866A2 (en) | 2012-09-13 |
| NO2683912T3 (ko) | 2018-01-20 |
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