JPS536081B1 - - Google Patents
Info
- Publication number
- JPS536081B1 JPS536081B1 JP675769A JP675769A JPS536081B1 JP S536081 B1 JPS536081 B1 JP S536081B1 JP 675769 A JP675769 A JP 675769A JP 675769 A JP675769 A JP 675769A JP S536081 B1 JPS536081 B1 JP S536081B1
- Authority
- JP
- Japan
- 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.)
- Pending
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
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)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US72539968A | 1968-04-30 | 1968-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS536081B1 true JPS536081B1 (en) | 1978-03-04 |
Family
ID=24914397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP675769A Pending JPS536081B1 (en) | 1968-04-30 | 1969-01-31 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3461981A (en) |
| JP (1) | JPS536081B1 (en) |
| BR (1) | BR6908466D0 (en) |
| DE (1) | DE1921960B2 (en) |
| FR (1) | FR2007332A1 (en) |
| GB (1) | GB1263965A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016160645A (en) * | 2015-03-02 | 2016-09-05 | 西松建設株式会社 | Sample collection system and sample collection method |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3871487A (en) * | 1974-02-25 | 1975-03-18 | Longyear Co | Wire line soil sampler apparatus |
| US3930679A (en) * | 1974-04-11 | 1976-01-06 | Longyear Company | Dry hole wire core barrel apparatus |
| US5267620A (en) * | 1991-05-01 | 1993-12-07 | Longyear Company | Drilling latch apparatus |
| AUPN505295A0 (en) * | 1995-08-28 | 1995-09-21 | Down Hole Technologies Pty Ltd | Retraction system for a latching mechanism of the tool |
| AUPN505395A0 (en) * | 1995-08-28 | 1995-09-21 | Down Hole Technologies Pty Ltd | Tool for transporting cutting means to and from a ground drill |
| US6029758A (en) * | 1997-11-24 | 2000-02-29 | Boart Longyear International Holdings, Inc. | Retractable core barrel valving apparatus |
| US9359847B2 (en) | 2007-03-03 | 2016-06-07 | Longyear Tm, Inc. | High productivity core drilling system |
| EP2132395B1 (en) * | 2007-03-03 | 2019-02-20 | Longyear TM, Inc. | High productivity core drilling system |
| US7967085B2 (en) * | 2008-04-22 | 2011-06-28 | Longyear Tm, Inc. | Braking devices for use in drilling operations |
| US7921926B2 (en) * | 2008-05-16 | 2011-04-12 | Longyear Tm, Inc. | Jointed spearhead assembly |
| US8869918B2 (en) | 2009-10-07 | 2014-10-28 | Longyear Tm, Inc. | Core drilling tools with external fluid pathways |
| US9399898B2 (en) | 2009-10-07 | 2016-07-26 | Longyear Tm, Inc. | Core drilling tools with retractably lockable driven latch mechanisms |
| US8794355B2 (en) * | 2009-10-07 | 2014-08-05 | Longyear Tm, Inc. | Driven latch mechanism |
| US9528337B2 (en) | 2009-10-07 | 2016-12-27 | Longyear Tm, Inc. | Up-hole bushing and core barrel head assembly comprising same |
| US8485280B2 (en) * | 2009-10-07 | 2013-07-16 | Longyear Tm, Inc. | Core drilling tools with retractably lockable driven latch mechanisms |
| CA2784195C (en) | 2011-08-01 | 2014-08-05 | Groupe Fordia Inc. | Core barrel assembly including a valve |
| CN108868677B (en) * | 2018-08-13 | 2024-01-26 | 四川大学 | Interlocking mechanism for core drilling machine and dental drill |
| CN109538147A (en) * | 2018-12-24 | 2019-03-29 | 中铁二院工程集团有限责任公司 | Single-action twin-pipes impact core bit |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2857138A (en) * | 1954-07-02 | 1958-10-21 | Longyear E J Co | Core barrel |
| US3120282A (en) * | 1958-09-18 | 1964-02-04 | Longyear E J Co | Wire line core barrel improvements |
| US3120283A (en) * | 1959-07-24 | 1964-02-04 | Longyear E J Co | Underground wire line core barrel apparatus |
| US3225845A (en) * | 1961-02-17 | 1965-12-28 | Joy Mfg Co | Core barrel assembly |
| US3333647A (en) * | 1964-11-27 | 1967-08-01 | Longyear E J Co | Wire line core barrel |
| US3340939A (en) * | 1965-08-27 | 1967-09-12 | Longyear E J Co | Core lifter apparatus |
-
1968
- 1968-04-30 US US725399A patent/US3461981A/en not_active Expired - Lifetime
-
1969
- 1969-01-31 JP JP675769A patent/JPS536081B1/ja active Pending
- 1969-04-22 GB GB20474/69A patent/GB1263965A/en not_active Expired
- 1969-04-30 FR FR6913951A patent/FR2007332A1/fr not_active Withdrawn
- 1969-04-30 BR BR208466/69A patent/BR6908466D0/en unknown
- 1969-04-30 DE DE19691921960 patent/DE1921960B2/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016160645A (en) * | 2015-03-02 | 2016-09-05 | 西松建設株式会社 | Sample collection system and sample collection method |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2007332A1 (en) | 1970-01-02 |
| DE1921960A1 (en) | 1969-11-06 |
| BR6908466D0 (en) | 1973-02-27 |
| US3461981A (en) | 1969-08-19 |
| GB1263965A (en) | 1972-02-16 |
| DE1921960B2 (en) | 1971-04-15 |