JPH0472957B2 - - Google Patents
Info
- Publication number
- JPH0472957B2 JPH0472957B2 JP4731985A JP4731985A JPH0472957B2 JP H0472957 B2 JPH0472957 B2 JP H0472957B2 JP 4731985 A JP4731985 A JP 4731985A JP 4731985 A JP4731985 A JP 4731985A JP H0472957 B2 JPH0472957 B2 JP H0472957B2
- Authority
- JP
- Japan
- Prior art keywords
- wellbore
- drilling
- delay
- combustion
- detonator
- 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
- 239000002360 explosive Substances 0.000 claims description 31
- 238000002485 combustion reaction Methods 0.000 claims description 28
- 238000005553 drilling Methods 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 16
- 239000000567 combustion gas Substances 0.000 claims description 10
- 238000005474 detonation Methods 0.000 claims description 8
- 230000004913 activation Effects 0.000 claims description 7
- 239000003999 initiator Substances 0.000 claims description 3
- 230000004044 response Effects 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 claims description 2
- 230000003111 delayed effect Effects 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 238000010304 firing Methods 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims 2
- 230000003213 activating effect Effects 0.000 claims 1
- 230000003247 decreasing effect Effects 0.000 claims 1
- 230000005284 excitation Effects 0.000 claims 1
- 230000003116 impacting effect Effects 0.000 claims 1
- 230000011664 signaling Effects 0.000 claims 1
- 230000002459 sustained effect Effects 0.000 claims 1
- 238000004880 explosion Methods 0.000 description 10
- 239000008188 pellet Substances 0.000 description 10
- 239000012530 fluid Substances 0.000 description 9
- 238000001514 detection method Methods 0.000 description 7
- 239000007789 gas Substances 0.000 description 7
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 239000000203 mixture Substances 0.000 description 5
- 210000002445 nipple Anatomy 0.000 description 5
- 230000035945 sensitivity Effects 0.000 description 5
- 239000000945 filler Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 3
- AXZAYXJCENRGIM-UHFFFAOYSA-J dipotassium;tetrabromoplatinum(2-) Chemical compound [K+].[K+].[Br-].[Br-].[Br-].[Br-].[Pt+2] AXZAYXJCENRGIM-UHFFFAOYSA-J 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 229910001487 potassium perchlorate Inorganic materials 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000010936 titanium Substances 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 239000010937 tungsten Substances 0.000 description 3
- 150000001540 azides Chemical class 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 235000020681 well water Nutrition 0.000 description 1
- 239000002349 well water Substances 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
- 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
- E21B43/1185—Ignition systems
- E21B43/11852—Ignition systems hydraulically actuated
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geochemistry & Mineralogy (AREA)
- Fluid Mechanics (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
- Earth Drilling (AREA)
- Paper (AREA)
- Manipulator (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US58734584A | 1984-03-08 | 1984-03-08 | |
| US587345 | 1984-03-08 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60203796A JPS60203796A (ja) | 1985-10-15 |
| JPH0472957B2 true JPH0472957B2 (fr) | 1992-11-19 |
Family
ID=24349427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4731985A Granted JPS60203796A (ja) | 1984-03-08 | 1985-03-08 | 圧力感応型遅延起爆装置とその使用方法 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0155128B1 (fr) |
| JP (1) | JPS60203796A (fr) |
| CA (1) | CA1224139A (fr) |
| DE (1) | DE3564145D1 (fr) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4770246A (en) * | 1986-08-11 | 1988-09-13 | Dresser Industries, Inc. | Method and apparatus for firing borehole perforating apparatus |
| US4804044A (en) * | 1987-04-20 | 1989-02-14 | Halliburton Services | Perforating gun firing tool and method of operation |
| US4969525A (en) * | 1989-09-01 | 1990-11-13 | Halliburton Company | Firing head for a perforating gun assembly |
| CA2024677A1 (fr) * | 1989-09-06 | 1991-03-07 | Kevin R. George | Dispositif de perforation temporise |
| US5078210A (en) * | 1989-09-06 | 1992-01-07 | Halliburton Company | Time delay perforating apparatus |
| US5680905A (en) * | 1995-01-04 | 1997-10-28 | Baker Hughes Incorporated | Apparatus and method for perforating wellbores |
| US6732798B2 (en) * | 2000-03-02 | 2004-05-11 | Schlumberger Technology Corporation | Controlling transient underbalance in a wellbore |
| US7284612B2 (en) | 2000-03-02 | 2007-10-23 | Schlumberger Technology Corporation | Controlling transient pressure conditions in a wellbore |
| US7243725B2 (en) | 2004-05-08 | 2007-07-17 | Halliburton Energy Services, Inc. | Surge chamber assembly and method for perforating in dynamic underbalanced conditions |
| US9759048B2 (en) | 2015-06-29 | 2017-09-12 | Owen Oil Tools Lp | Perforating gun for underbalanced perforating |
| US9759039B1 (en) * | 2016-02-25 | 2017-09-12 | Geodynamics, Inc. | Degradable material time delay system and method |
| US11346184B2 (en) | 2018-07-31 | 2022-05-31 | Schlumberger Technology Corporation | Delayed drop assembly |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2381081A (en) * | 1939-02-02 | 1945-08-07 | Schlumberger Marcel | Gun perforator |
| DE1153307B (de) * | 1961-09-22 | 1963-08-22 | Dynamit Nobel Ag | Sprengschnurverbinder |
| US3189094A (en) * | 1963-01-03 | 1965-06-15 | Halliburton Co | Firing apparatus for gun perforators |
| US4266613A (en) * | 1979-06-06 | 1981-05-12 | Sie, Inc. | Arming device and method |
| CA1161748A (fr) * | 1980-08-05 | 1984-02-07 | Roy R. Vann | Dispositif de positionnement d'un obturateur spherique, et methode connexe |
-
1985
- 1985-02-28 CA CA000475504A patent/CA1224139A/fr not_active Expired
- 1985-03-01 DE DE8585301428T patent/DE3564145D1/de not_active Expired
- 1985-03-01 EP EP19850301428 patent/EP0155128B1/fr not_active Expired
- 1985-03-08 JP JP4731985A patent/JPS60203796A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3564145D1 (en) | 1988-09-08 |
| EP0155128B1 (fr) | 1988-08-03 |
| JPS60203796A (ja) | 1985-10-15 |
| CA1224139A (fr) | 1987-07-14 |
| EP0155128A2 (fr) | 1985-09-18 |
| EP0155128A3 (en) | 1986-04-16 |
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