FR997994A - Improvements to shaped charge perforators used in boreholes - Google Patents
Improvements to shaped charge perforators used in boreholesInfo
- Publication number
- FR997994A FR997994A FR997994DA FR997994A FR 997994 A FR997994 A FR 997994A FR 997994D A FR997994D A FR 997994DA FR 997994 A FR997994 A FR 997994A
- Authority
- FR
- France
- Prior art keywords
- boreholes
- shaped charge
- charge perforators
- perforators used
- shaped
- Prior art date
- 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.)
- Expired
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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/11—Perforators; Permeators
- E21B43/116—Gun or shaped-charge perforators
- E21B43/117—Shaped-charge perforators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B1/00—Explosive charges characterised by form or shape but not dependent on shape of container
- F42B1/02—Shaped or hollow charges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/08—Blasting cartridges, i.e. case and explosive with cavities in the charge, e.g. hollow-charge blasting cartridges
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/26—Arrangements for mounting initiators; Accessories therefor, e.g. tools
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42B—EXPLOSIVE CHARGES, e.g. FOR BLASTING, FIREWORKS, AMMUNITION
- F42B3/00—Blasting cartridges, i.e. case and explosive
- F42B3/28—Cartridge cases characterised by the material used, e.g. coatings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Geophysics And Detection Of Objects (AREA)
- Air Bags (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR842035X | 1949-01-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR997994A true FR997994A (en) | 1952-01-14 |
Family
ID=9311213
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR997993D Expired FR997993A (en) | 1949-01-22 | 1949-01-22 | Shaped explosive devices |
FR997994D Expired FR997994A (en) | 1949-01-22 | 1949-01-22 | Improvements to shaped charge perforators used in boreholes |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR997993D Expired FR997993A (en) | 1949-01-22 | 1949-01-22 | Shaped explosive devices |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE842035C (en) |
FR (2) | FR997993A (en) |
GB (1) | GB677824A (en) |
NL (4) | NL198655A (en) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2912931A (en) * | 1951-10-23 | 1959-11-17 | Phillips Petroleum Co | Kick-off for gas-lift wells |
DE1142536B (en) * | 1952-08-12 | 1963-01-17 | Charlotte Vogt Geb Petersen | Rotationally symmetrical hollow explosive charge |
US4213391A (en) * | 1953-05-07 | 1980-07-22 | The United States Of America As Represented By The Secretary Of The Army | Anti-tank mine with peripheral charge initiation |
DE1012877B (en) * | 1953-05-23 | 1957-08-01 | Perforating Guns Atlas Corp | Gun for piercing drill pipes |
US2908222A (en) * | 1953-05-25 | 1959-10-13 | Borg Warner | Apparatus for detonating shaped explosive charges |
DE1102675B (en) * | 1953-07-28 | 1961-03-23 | Pan Geo Atlas Corp | Shaped charge gun for perforating the casing of the borehole |
US2916991A (en) * | 1954-08-11 | 1959-12-15 | Western Company | Jet gun |
US2891477A (en) * | 1955-07-26 | 1959-06-23 | Du Pont | Initiation device desensitized by fluids |
US2957415A (en) * | 1955-11-10 | 1960-10-25 | Montedison Spa | Safety device for electric primers for mines, to protect against ignition by stray electric currents |
US3027838A (en) * | 1956-06-27 | 1962-04-03 | Borg Warner | Shaped charge |
US2999458A (en) * | 1958-07-01 | 1961-09-12 | Du Pont | Surface wave generator |
GB785155A (en) * | 1959-01-14 | 1957-10-23 | Borg Warner | Improvements in or relating to explosive charges |
US3145656A (en) * | 1959-08-14 | 1964-08-25 | Melvin A Cook | Explosive warhead |
US3211094A (en) * | 1960-05-18 | 1965-10-12 | Jr Thomas P Liddiard | Explosive wave shaper |
US3147707A (en) * | 1961-05-26 | 1964-09-08 | Jet Res Ct Inc | Shaped explosive device and type metal liner for the cavity thereof |
US3136249A (en) * | 1961-06-12 | 1964-06-09 | Jet Res Ct Inc | Shaped charge explosive unit and liner therefor |
US3517615A (en) * | 1961-07-14 | 1970-06-30 | Us Navy | Explosive wave shaper |
FR2549949B1 (en) * | 1983-07-28 | 1987-01-16 | Commissariat Energie Atomique | METHOD AND DEVICE FOR CONFORMING A DETONATION WAVE |
FR2672380B1 (en) * | 1983-08-18 | 1993-12-31 | Commissariat A Energie Atomique | HIGH PERFORMANCE FORMED LOAD. |
GB2213241A (en) * | 1987-11-17 | 1989-08-09 | Secr Defence | Linear hollow charge device |
US5094167A (en) * | 1990-03-14 | 1992-03-10 | Schlumberger Technology Corporation | Shape charge for a perforating gun including an integrated circuit detonator and wire contactor responsive to ordinary current for detonation |
US5837925A (en) * | 1995-12-13 | 1998-11-17 | Western Atlas International, Inc. | Shaped charge retainer system |
US6752083B1 (en) | 1998-09-24 | 2004-06-22 | Schlumberger Technology Corporation | Detonators for use with explosive devices |
GB2357825B (en) | 1998-09-24 | 2004-02-18 | Schlumberger Technology Corp | Detonators for use with explosive devices |
US7383882B2 (en) | 1998-10-27 | 2008-06-10 | Schlumberger Technology Corporation | Interactive and/or secure activation of a tool |
US6938689B2 (en) | 1998-10-27 | 2005-09-06 | Schumberger Technology Corp. | Communicating with a tool |
US7347278B2 (en) | 1998-10-27 | 2008-03-25 | Schlumberger Technology Corporation | Secure activation of a downhole device |
US6148263A (en) * | 1998-10-27 | 2000-11-14 | Schlumberger Technology Corporation | Activation of well tools |
US6283227B1 (en) | 1998-10-27 | 2001-09-04 | Schlumberger Technology Corporation | Downhole activation system that assigns and retrieves identifiers |
US6499406B2 (en) * | 2000-12-30 | 2002-12-31 | Dong Soo Shim | Blasting apparatus for forming horizontal underground cavities and blasting method using the same |
US7121340B2 (en) * | 2004-04-23 | 2006-10-17 | Schlumberger Technology Corporation | Method and apparatus for reducing pressure in a perforating gun |
US8342094B2 (en) | 2009-10-22 | 2013-01-01 | Schlumberger Technology Corporation | Dissolvable material application in perforating |
US11346184B2 (en) | 2018-07-31 | 2022-05-31 | Schlumberger Technology Corporation | Delayed drop assembly |
-
0
- NL NL198656D patent/NL198656A/xx unknown
- NL NL88500D patent/NL88500C/xx active
- NL NL88944D patent/NL88944C/xx active
- NL NL198655D patent/NL198655A/xx unknown
-
1949
- 1949-01-22 FR FR997993D patent/FR997993A/en not_active Expired
- 1949-01-22 FR FR997994D patent/FR997994A/en not_active Expired
-
1950
- 1950-01-23 GB GB1743/50A patent/GB677824A/en not_active Expired
- 1950-09-28 DE DES19706A patent/DE842035C/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB677824A (en) | 1952-08-20 |
FR997993A (en) | 1952-01-14 |
NL198656A (en) | |
NL88944C (en) | |
NL88500C (en) | |
NL198655A (en) | |
DE842035C (en) | 1952-06-23 |
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