NO895214D0 - Kjernebor. - Google Patents
Kjernebor.Info
- Publication number
- NO895214D0 NO895214D0 NO895214A NO895214A NO895214D0 NO 895214 D0 NO895214 D0 NO 895214D0 NO 895214 A NO895214 A NO 895214A NO 895214 A NO895214 A NO 895214A NO 895214 D0 NO895214 D0 NO 895214D0
- Authority
- NO
- Norway
- Prior art keywords
- core
- Prior art date
Links
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
Landscapes
- Geology (AREA)
- 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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Drilling Tools (AREA)
- Drilling And Boring (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3843800A DE3843800C1 (no) | 1988-12-24 | 1988-12-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
NO895214D0 true NO895214D0 (no) | 1989-12-22 |
NO895214L NO895214L (no) | 1990-06-25 |
Family
ID=6370193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO89895214A NO895214L (no) | 1988-12-24 | 1989-12-22 | Kjernebor. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5025872A (no) |
EP (1) | EP0376044B1 (no) |
CA (1) | CA2006607C (no) |
DE (1) | DE3843800C1 (no) |
NO (1) | NO895214L (no) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6729416B2 (en) | 2001-04-11 | 2004-05-04 | Schlumberger Technology Corporation | Method and apparatus for retaining a core sample within a coring tool |
US7431107B2 (en) * | 2003-01-22 | 2008-10-07 | Schlumberger Technology Corporation | Coring bit with uncoupled sleeve |
US20050133267A1 (en) * | 2003-12-18 | 2005-06-23 | Schlumberger Technology Corporation | [coring tool with retention device] |
US8613330B2 (en) | 2011-07-05 | 2013-12-24 | Schlumberger Technology Corporation | Coring tools and related methods |
CN102787818B (zh) * | 2012-08-30 | 2015-08-19 | 刘力强 | 小型电动地质取芯钻机 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1039006B (de) * | 1954-11-17 | 1958-09-18 | Helmut Huegel Dr Ing | Kernfangvorrichtung fuer Tiefbohrwerkzeuge |
DE1185554B (de) * | 1963-06-21 | 1965-01-21 | Roland Joseph Du Berger | Kernrohr |
US4300643A (en) * | 1979-03-22 | 1981-11-17 | Diamant Boart | Double core barrel |
US4463460A (en) * | 1982-08-13 | 1984-08-07 | Indiana Brass, Inc. | Roman tub fixture |
US4553613A (en) * | 1983-09-09 | 1985-11-19 | Norton Christensen, Inc. | Hydraulic lift inner barrel in a drill string coring tool |
US4580643A (en) * | 1984-09-10 | 1986-04-08 | Norton Christensen, Inc. | Adjustable bearing section core barrel |
-
1988
- 1988-12-24 DE DE3843800A patent/DE3843800C1/de not_active Expired - Lifetime
-
1989
- 1989-12-12 EP EP89122882A patent/EP0376044B1/de not_active Expired - Lifetime
- 1989-12-15 US US07/451,090 patent/US5025872A/en not_active Expired - Lifetime
- 1989-12-22 NO NO89895214A patent/NO895214L/no unknown
- 1989-12-22 CA CA002006607A patent/CA2006607C/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0376044B1 (de) | 1995-07-19 |
CA2006607C (en) | 1997-02-11 |
CA2006607A1 (en) | 1990-06-24 |
EP0376044A3 (de) | 1992-02-26 |
DE3843800C1 (no) | 1990-04-12 |
NO895214L (no) | 1990-06-25 |
EP0376044A2 (de) | 1990-07-04 |
US5025872A (en) | 1991-06-25 |
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