NL7212164A - - Google Patents
Info
- Publication number
- NL7212164A NL7212164A NL7212164A NL7212164A NL7212164A NL 7212164 A NL7212164 A NL 7212164A NL 7212164 A NL7212164 A NL 7212164A NL 7212164 A NL7212164 A NL 7212164A NL 7212164 A NL7212164 A NL 7212164A
- Authority
- NL
- Netherlands
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)
- Sampling And Sample Adjustment (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US18059671A | 1971-09-15 | 1971-09-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7212164A true NL7212164A (pt) | 1973-03-19 |
Family
ID=22661039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7212164A NL7212164A (pt) | 1971-09-15 | 1972-09-07 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3777826A (pt) |
| AU (1) | AU476842B2 (pt) |
| BR (1) | BR7206134D0 (pt) |
| CA (1) | CA967142A (pt) |
| DE (1) | DE2238186A1 (pt) |
| GB (1) | GB1369340A (pt) |
| NL (1) | NL7212164A (pt) |
| SE (1) | SE400806B (pt) |
| ZA (1) | ZA725122B (pt) |
| ZM (1) | ZM12672A1 (pt) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE425420B (sv) * | 1980-10-10 | 1982-09-27 | Craelius Ab | Anordning for att vid kernborrning indikera ner kernroret er fylld |
| DE3070343D1 (en) * | 1980-11-21 | 1985-04-25 | Diamant Boart Sa | Method for recovering a retrievable core receiver in upward drilling and a recovery head for this purpose |
| US4466497A (en) * | 1982-03-19 | 1984-08-21 | Soinski Alexander F | Wireline core barrel |
| US5267620A (en) * | 1991-05-01 | 1993-12-07 | Longyear Company | Drilling latch apparatus |
| CA2053719C (en) * | 1991-10-18 | 1996-12-10 | Irvin Joseph Laporte (Bud) | Drilling apparatus, particularly wire line core drilling apparatus |
| US5351765A (en) * | 1993-08-31 | 1994-10-04 | Baroid Technology, Inc. | Coring assembly and method |
| CA2138201C (en) * | 1994-12-15 | 1997-01-28 | Irvin Joseph Laporte | Propulsion seal for wire line core drilling apparatus |
| US5799742A (en) * | 1996-10-22 | 1998-09-01 | Northwest Machine Works, Inc. | Core drilling latch assembly |
| US6216804B1 (en) | 1998-07-29 | 2001-04-17 | James T. Aumann | Apparatus for recovering core samples under pressure |
| SE517190C2 (sv) * | 1999-08-24 | 2002-05-07 | Atlas Copco Rocktech Ab | Spärranordning för en linkärnborr, linkärnborranordning samt förfarande vid linkärnborrning |
| AUPQ639900A0 (en) * | 2000-03-21 | 2000-04-15 | Dht Technologies Limited | Segment for a core drill bit and method of manufacture |
| CN102102498B (zh) * | 2010-11-26 | 2013-05-22 | 浙江大学 | 软岩层钻探专用的绳索取芯系统及其使用方法 |
| EP2686515B1 (en) | 2011-03-16 | 2018-02-07 | Corpro Technologies Canada Ltd. | Pressure coring assembly and method |
| CA2784195C (en) | 2011-08-01 | 2014-08-05 | Groupe Fordia Inc. | Core barrel assembly including a valve |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2585386A (en) * | 1947-06-26 | 1952-02-12 | Stanolind Oil & Gas Co | Method and apparatus for coring wells |
| US3120283A (en) * | 1959-07-24 | 1964-02-04 | Longyear E J Co | Underground wire line core barrel apparatus |
| US3292717A (en) * | 1964-06-15 | 1966-12-20 | Boyles Bros Drilling Company L | Wire line core barrel and by-pass assembly |
-
1971
- 1971-09-15 US US00180596A patent/US3777826A/en not_active Expired - Lifetime
-
1972
- 1972-07-21 GB GB3426172A patent/GB1369340A/en not_active Expired
- 1972-07-25 ZA ZA725122A patent/ZA725122B/xx unknown
- 1972-07-25 CA CA147,873A patent/CA967142A/en not_active Expired
- 1972-07-31 DE DE2238186A patent/DE2238186A1/de active Pending
- 1972-08-01 ZM ZM126/72*UA patent/ZM12672A1/xx unknown
- 1972-08-02 AU AU45250/72A patent/AU476842B2/en not_active Expired
- 1972-09-05 BR BR6134/72A patent/BR7206134D0/pt unknown
- 1972-09-07 NL NL7212164A patent/NL7212164A/xx not_active Application Discontinuation
- 1972-09-12 SE SE7211741A patent/SE400806B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1369340A (en) | 1974-10-02 |
| CA967142A (en) | 1975-05-06 |
| ZA725122B (en) | 1973-04-25 |
| AU4525072A (en) | 1974-02-07 |
| SE400806B (sv) | 1978-04-10 |
| AU476842B2 (en) | 1976-10-07 |
| US3777826A (en) | 1973-12-11 |
| ZM12672A1 (en) | 1973-04-24 |
| DE2238186A1 (de) | 1973-03-22 |
| BR7206134D0 (pt) | 1973-09-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BV | The patent application has lapsed |