NL8204125A - Mechanische slagschaar. - Google Patents
Mechanische slagschaar. Download PDFInfo
- Publication number
- NL8204125A NL8204125A NL8204125A NL8204125A NL8204125A NL 8204125 A NL8204125 A NL 8204125A NL 8204125 A NL8204125 A NL 8204125A NL 8204125 A NL8204125 A NL 8204125A NL 8204125 A NL8204125 A NL 8204125A
- Authority
- NL
- Netherlands
- Prior art keywords
- doom
- sleeve
- torsion
- cam
- shears
- Prior art date
Links
- 238000006073 displacement reaction Methods 0.000 claims description 12
- 238000005553 drilling Methods 0.000 claims description 8
- 238000009527 percussion Methods 0.000 claims description 3
- 230000004323 axial length Effects 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 230000004913 activation Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000036316 preload Effects 0.000 description 2
- DNXHEGUUPJUMQT-UHFFFAOYSA-N (+)-estrone Natural products OC1=CC=C2C3CCC(C)(C(CC4)=O)C4C3CCC2=C1 DNXHEGUUPJUMQT-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000007688 edging Methods 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 230000003068 static effect Effects 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
- E21B31/00—Fishing for or freeing objects in boreholes or wells
- E21B31/107—Fishing for or freeing objects in boreholes or wells using impact means for releasing stuck parts, e.g. jars
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Marine Sciences & Fisheries (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- Gripping On Spindles (AREA)
- Percussive Tools And Related Accessories (AREA)
- Earth Drilling (AREA)
- Primary Cells (AREA)
- Drilling Tools (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3142722A DE3142722C2 (de) | 1981-10-28 | 1981-10-28 | Mechanische Schlagschere |
| DE3142722 | 1981-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8204125A true NL8204125A (nl) | 1983-05-16 |
Family
ID=6145024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8204125A NL8204125A (nl) | 1981-10-28 | 1982-10-26 | Mechanische slagschaar. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4463815A (de) |
| JP (1) | JPS5883784A (de) |
| BE (1) | BE894747A (de) |
| BR (1) | BR8206285A (de) |
| DE (1) | DE3142722C2 (de) |
| FR (1) | FR2515250A1 (de) |
| GB (1) | GB2111101B (de) |
| NL (1) | NL8204125A (de) |
| NO (1) | NO823536L (de) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU636666B2 (en) * | 1989-09-29 | 1993-05-06 | Cliffman Investments Pty. Ltd. | Reducing velocity of a rolling object |
| GB2242920B (en) * | 1990-04-09 | 1994-07-06 | Trevi | Telescopic bar of a drilling rig |
| US5033557A (en) * | 1990-05-07 | 1991-07-23 | Anadrill, Inc. | Hydraulic drilling jar |
| US5875842A (en) * | 1996-03-05 | 1999-03-02 | Wyatt; Wilfred B. | Multi-impact jarring apparatus and method for using same |
| US6745836B2 (en) * | 2002-05-08 | 2004-06-08 | Jeff L. Taylor | Down hole motor assembly and associated method for providing radial energy |
| DE20301946U1 (de) * | 2003-02-07 | 2004-06-09 | Bauer Maschinen Gmbh | Teleskopierbares Bohrgestänge |
| US7011156B2 (en) * | 2003-02-19 | 2006-03-14 | Ashmin, Lc | Percussion tool and method |
| US7111678B2 (en) * | 2003-10-30 | 2006-09-26 | Impact Selector, Inc. | Field adjustable impact jar |
| US20070137895A1 (en) * | 2005-12-21 | 2007-06-21 | Smith International, Inc. | Percussion drill bit with V-shaped splines |
| WO2014210400A2 (en) | 2013-06-26 | 2014-12-31 | Impact Selector, Inc. | Downhole-adjusting impact apparatus and methods |
| US10190394B2 (en) | 2013-11-08 | 2019-01-29 | Halliburton Energy Services, Inc. | Energy harvesting from a downhole jar |
| CN107246238B (zh) * | 2017-08-01 | 2021-04-27 | 西南石油大学 | 一种一体化冲击井下动力钻具 |
| CN113879914B (zh) * | 2021-09-24 | 2023-12-15 | 中铁十六局集团电气化工程有限公司 | 一种线缆穿孔牵拉装置 |
| CN113846986B (zh) * | 2021-12-02 | 2022-02-15 | 成都高峰石油机械有限公司 | 一种随钻震击器 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1895227A (en) * | 1930-06-13 | 1933-01-24 | Ira J Mccullough | Jarring tool |
| US3233690A (en) * | 1964-09-02 | 1966-02-08 | Richard R Lawrence | Flexible well jar |
| US4105082A (en) * | 1975-12-08 | 1978-08-08 | Cheek Alton E | Jarring tool |
| US4036312A (en) * | 1976-09-13 | 1977-07-19 | Hycalog Inc. | Well jar |
-
1981
- 1981-10-28 DE DE3142722A patent/DE3142722C2/de not_active Expired
-
1982
- 1982-08-23 US US06/410,751 patent/US4463815A/en not_active Expired - Fee Related
- 1982-09-09 GB GB08225682A patent/GB2111101B/en not_active Expired
- 1982-10-20 BE BE0/209278A patent/BE894747A/fr not_active IP Right Cessation
- 1982-10-25 FR FR8217831A patent/FR2515250A1/fr not_active Withdrawn
- 1982-10-25 NO NO823536A patent/NO823536L/no unknown
- 1982-10-26 NL NL8204125A patent/NL8204125A/nl not_active Application Discontinuation
- 1982-10-27 BR BR8206285A patent/BR8206285A/pt unknown
- 1982-10-28 JP JP57188303A patent/JPS5883784A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE3142722A1 (de) | 1983-05-11 |
| BR8206285A (pt) | 1983-09-20 |
| GB2111101B (en) | 1985-02-13 |
| NO823536L (no) | 1983-04-29 |
| DE3142722C2 (de) | 1983-10-13 |
| GB2111101A (en) | 1983-06-29 |
| BE894747A (fr) | 1983-02-14 |
| US4463815A (en) | 1984-08-07 |
| JPS5883784A (ja) | 1983-05-19 |
| FR2515250A1 (fr) | 1983-04-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| A85 | Still pending on 85-01-01 | ||
| BV | The patent application has lapsed | ||
| CNR | Transfer of rights (patent application after its laying open for public inspection) |
Free format text: CHRISTENSEN DIAMOND PRODUCTS, U.S.A. |