ZA723148B - Wireline core barrel with resilient latch fingers - Google Patents
Wireline core barrel with resilient latch fingersInfo
- Publication number
- ZA723148B ZA723148B ZA723148A ZA723148A ZA723148B ZA 723148 B ZA723148 B ZA 723148B ZA 723148 A ZA723148 A ZA 723148A ZA 723148 A ZA723148 A ZA 723148A ZA 723148 B ZA723148 B ZA 723148B
- Authority
- ZA
- South Africa
- Prior art keywords
- core barrel
- resilient latch
- latch fingers
- wireline core
- wireline
- 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
- E21B25/02—Apparatus for obtaining or removing undisturbed cores, e.g. core barrels or core extractors the core receiver being insertable into, or removable from, the borehole without withdrawing the drilling pipe
-
- 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
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/02—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for locking the tools or the like in landing nipples or in recesses between adjacent sections of tubing
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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15048571A | 1971-06-07 | 1971-06-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA723148B true ZA723148B (en) | 1973-02-28 |
Family
ID=22534742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA723148A ZA723148B (en) | 1971-06-07 | 1972-05-09 | Wireline core barrel with resilient latch fingers |
Country Status (10)
Country | Link |
---|---|
US (1) | US3739865A (en) |
AU (1) | AU4230272A (en) |
BR (1) | BR7203526D0 (en) |
CA (1) | CA968781A (en) |
DE (1) | DE2228115A1 (en) |
GB (1) | GB1389304A (en) |
NL (1) | NL7207488A (en) |
SE (1) | SE397561B (en) |
ZA (1) | ZA723148B (en) |
ZM (1) | ZM9072A1 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4191263A (en) * | 1978-07-26 | 1980-03-04 | State of Minnesota as represented by the Commissioner of Natural Resources | Peat sampling probe |
US4466497A (en) * | 1982-03-19 | 1984-08-21 | Soinski Alexander F | Wireline core barrel |
US4605075A (en) * | 1984-08-31 | 1986-08-12 | Norton Christensen, Inc. | Shrouded core catcher |
SE461236B (en) * | 1985-12-12 | 1990-01-22 | Geotech Ab Ing Firma | Device for geotechnical sampling |
CA2053719C (en) * | 1991-10-18 | 1996-12-10 | Irvin Joseph Laporte (Bud) | Drilling apparatus, particularly wire line core drilling apparatus |
US5685574A (en) * | 1995-02-28 | 1997-11-11 | Dowell, A Division Of Schlumberger Technology Corporation | Snap latch seal locator for sealingly latching tubing to a packer in a wellbore |
US6216804B1 (en) | 1998-07-29 | 2001-04-17 | James T. Aumann | Apparatus for recovering core samples under pressure |
SE517190C2 (en) * | 1999-08-24 | 2002-05-07 | Atlas Copco Rocktech Ab | Locking device for a link core drill, link core drilling device and method for link core drilling |
CA2830213C (en) | 2011-03-16 | 2018-12-04 | Corpro Technologies Canada Ltd. | Pressure coring assembly and method |
CN102747973B (en) * | 2012-06-26 | 2015-02-04 | 淮南矿业(集团)有限责任公司 | Underground core-drilling machine |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3120282A (en) * | 1958-09-18 | 1964-02-04 | Longyear E J Co | Wire line core barrel improvements |
US3103981A (en) * | 1961-06-08 | 1963-09-17 | Longyear E J Co | Wire line core barrel |
US3266835A (en) * | 1963-12-18 | 1966-08-16 | Boyles Bros Drilling Company L | Core barrel latch and by-pass assembly |
-
1962
- 1962-05-16 CA CA142,285A patent/CA968781A/en not_active Expired
-
1971
- 1971-06-07 US US00150485A patent/US3739865A/en not_active Expired - Lifetime
-
1972
- 1972-05-09 ZA ZA723148A patent/ZA723148B/en unknown
- 1972-05-15 AU AU42302/72A patent/AU4230272A/en not_active Expired
- 1972-05-18 GB GB2335772A patent/GB1389304A/en not_active Expired
- 1972-05-30 ZM ZM90/72*UA patent/ZM9072A1/en unknown
- 1972-05-31 BR BR003526/72A patent/BR7203526D0/en unknown
- 1972-06-02 NL NL7207488A patent/NL7207488A/xx not_active Application Discontinuation
- 1972-06-06 DE DE2228115A patent/DE2228115A1/en active Pending
- 1972-06-06 SE SE7207403A patent/SE397561B/en unknown
Also Published As
Publication number | Publication date |
---|---|
AU4230272A (en) | 1973-11-22 |
NL7207488A (en) | 1972-12-11 |
DE2228115A1 (en) | 1973-01-04 |
BR7203526D0 (en) | 1973-05-10 |
GB1389304A (en) | 1975-04-03 |
SE397561B (en) | 1977-11-07 |
US3739865A (en) | 1973-06-19 |
ZM9072A1 (en) | 1973-01-22 |
CA968781A (en) | 1975-06-03 |
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