DE3044046C2 - Spülsystem zum Durchspülen einer druckbeaufschlagten Kernbohrvorrichtung - Google Patents
Spülsystem zum Durchspülen einer druckbeaufschlagten KernbohrvorrichtungInfo
- Publication number
- DE3044046C2 DE3044046C2 DE3044046A DE3044046A DE3044046C2 DE 3044046 C2 DE3044046 C2 DE 3044046C2 DE 3044046 A DE3044046 A DE 3044046A DE 3044046 A DE3044046 A DE 3044046A DE 3044046 C2 DE3044046 C2 DE 3044046C2
- Authority
- DE
- Germany
- Prior art keywords
- flushing
- core
- pressure
- sealing
- drilling device
- 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.)
- Expired
Links
- 238000005553 drilling Methods 0.000 title claims description 56
- 238000011010 flushing procedure Methods 0.000 title claims description 45
- 238000007789 sealing Methods 0.000 claims description 30
- 230000008014 freezing Effects 0.000 claims description 6
- 238000007710 freezing Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims 1
- 238000010926 purge Methods 0.000 description 12
- 239000012530 fluid Substances 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000003350 kerosene Substances 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 235000011089 carbon dioxide Nutrition 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid 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
- E21B25/00—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors
- E21B25/08—Coating, freezing, consolidating cores; Recovering uncontaminated cores or cores at formation pressure
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)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/099,670 US4272987A (en) | 1979-12-03 | 1979-12-03 | Pressure core barrel flushing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3044046A1 DE3044046A1 (de) | 1981-06-19 |
| DE3044046C2 true DE3044046C2 (de) | 1985-01-10 |
Family
ID=22276070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3044046A Expired DE3044046C2 (de) | 1979-12-03 | 1980-11-22 | Spülsystem zum Durchspülen einer druckbeaufschlagten Kernbohrvorrichtung |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4272987A (OSRAM) |
| BE (1) | BE885183A (OSRAM) |
| CA (1) | CA1120027A (OSRAM) |
| DE (1) | DE3044046C2 (OSRAM) |
| FR (1) | FR2477217A1 (OSRAM) |
| GB (1) | GB2063963B (OSRAM) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4466495A (en) * | 1983-03-31 | 1984-08-21 | The Standard Oil Company | Pressure core barrel for the sidewall coring tool |
| GB2184835A (en) * | 1985-12-19 | 1987-07-01 | Redwood Corex | Core container |
| US5482123A (en) * | 1993-04-21 | 1996-01-09 | Baker Hughes Incorporated | Method and apparatus for pressure coring with non-invading gel |
| US5360074A (en) * | 1993-04-21 | 1994-11-01 | Baker Hughes, Incorporated | Method and composition for preserving core sample integrity using an encapsulating material |
| US5546798A (en) * | 1995-05-12 | 1996-08-20 | Baker Hughes Incorporated | Method and composition for preserving core sample integrity using a water soluble encapsulating material |
| US6283228B2 (en) | 1997-01-08 | 2001-09-04 | Baker Hughes Incorporated | Method for preserving core sample integrity |
| US8950252B2 (en) * | 2012-04-20 | 2015-02-10 | Halliburton Energy Services, Inc. | High pressure rock core testing |
| GB2516337B (en) | 2013-04-15 | 2015-08-05 | Nat Oilwell Varco Lp | Pressure coring apparatus and method of obtaining a core using said apparatus |
| US9926756B2 (en) * | 2013-07-18 | 2018-03-27 | Baker Hughes Incorporated | Pressure compensation modules for coring tools, coring tools including pressure compensation modules, and related methods |
| EP3298238B1 (en) * | 2015-07-10 | 2019-08-14 | Halliburton Energy Services, Inc. | Sealed core storage and testing device for a downhole tool |
| CN106930711B (zh) * | 2017-03-24 | 2023-04-07 | 吉林大学 | 一种辅助加热钻进式冷冻取心钻具 |
| CN109505993B (zh) * | 2018-11-08 | 2023-07-07 | 深圳大学 | 可增加密封比压的岩心筒密封结构 |
| CN115217428B (zh) * | 2021-04-20 | 2024-03-26 | 中国石油天然气股份有限公司 | 页岩气及岩心保压密封取样装置及方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2734719A (en) * | 1956-02-14 | otway | ||
| US2238609A (en) * | 1939-04-21 | 1941-04-15 | Standard Oil Dev Co | Pressure core barrel |
| GB534891A (en) * | 1939-06-17 | 1941-03-21 | Anglo Iranian Oil Co Ltd | Improvements relating to core boring apparatus |
| US2287909A (en) * | 1940-02-10 | 1942-06-30 | Standard Oil Dev Co | Expansion chamber for pressure core barrels |
| US2381845A (en) * | 1942-05-11 | 1945-08-07 | Reed Roller Bit Co | Pressure core drilling apparatus |
| US2412915A (en) * | 1942-06-07 | 1946-12-17 | Standard Oil Dev Co | Pressure core barrel |
| US2445494A (en) * | 1944-10-10 | 1948-07-20 | Shell Dev | Method of determining the fluid contents of underground formation samples |
| US3548958A (en) * | 1969-07-30 | 1970-12-22 | Exxon Production Research Co | Pressure core barrel |
| US4256192A (en) * | 1979-07-06 | 1981-03-17 | Christensen, Inc. | Pressure core barrel |
-
1979
- 1979-12-03 US US06/099,670 patent/US4272987A/en not_active Expired - Lifetime
-
1980
- 1980-06-03 CA CA000353277A patent/CA1120027A/en not_active Expired
- 1980-08-13 GB GB8026419A patent/GB2063963B/en not_active Expired
- 1980-09-11 BE BE1/9958A patent/BE885183A/fr not_active IP Right Cessation
- 1980-10-07 FR FR8021413A patent/FR2477217A1/fr active Granted
- 1980-11-22 DE DE3044046A patent/DE3044046C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2063963B (en) | 1983-10-26 |
| FR2477217B1 (OSRAM) | 1984-12-07 |
| FR2477217A1 (fr) | 1981-09-04 |
| DE3044046A1 (de) | 1981-06-19 |
| CA1120027A (en) | 1982-03-16 |
| BE885183A (fr) | 1981-03-11 |
| US4272987A (en) | 1981-06-16 |
| GB2063963A (en) | 1981-06-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: NORTON CHRISTENSEN, INC., SALT LAKE CITY, UTAH, US |
|
| 8339 | Ceased/non-payment of the annual fee |