IN162141B - - Google Patents
Info
- Publication number
- IN162141B IN162141B IN827/CAL/83A IN827CA1983A IN162141B IN 162141 B IN162141 B IN 162141B IN 827CA1983 A IN827CA1983 A IN 827CA1983A IN 162141 B IN162141 B IN 162141B
- Authority
- IN
- India
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
- E21B43/1185—Ignition systems
-
- 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
- F42D1/045—Arrangements for electric ignition
- F42D1/05—Electric circuits for blasting
- F42D1/055—Electric circuits for blasting specially adapted for firing multiple charges with a time delay
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Air Bags (AREA)
- Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/394,949 US4527636A (en) | 1982-07-02 | 1982-07-02 | Single-wire selective perforation system having firing safeguards |
| US06/394,948 US4496010A (en) | 1982-07-02 | 1982-07-02 | Single-wire selective performation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN162141B true IN162141B (enrdf_load_stackoverflow) | 1988-04-02 |
Family
ID=27014932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN827/CAL/83A IN162141B (enrdf_load_stackoverflow) | 1982-07-02 | 1983-07-02 |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0098779B1 (enrdf_load_stackoverflow) |
| AU (1) | AU564471B2 (enrdf_load_stackoverflow) |
| DE (1) | DE3373939D1 (enrdf_load_stackoverflow) |
| DK (1) | DK168168B1 (enrdf_load_stackoverflow) |
| IN (1) | IN162141B (enrdf_load_stackoverflow) |
| MX (1) | MX158750A (enrdf_load_stackoverflow) |
| NO (1) | NO167995C (enrdf_load_stackoverflow) |
| OA (1) | OA07480A (enrdf_load_stackoverflow) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EG19633A (en) * | 1983-12-22 | 1995-08-30 | Dynamit Nobel Ag | Process for chronologically staggered release of electronic explosive detonating device |
| SE458721B (sv) * | 1984-04-05 | 1989-04-24 | Saab Training Systems Ab | Anordning foer uppsoekning och avfyrning av en pyroteknisk laddning |
| WO1987000265A1 (en) * | 1985-06-28 | 1987-01-15 | Moorhouse, D., J. | Detonator actuator |
| US4869171A (en) * | 1985-06-28 | 1989-09-26 | D J Moorhouse And S T Deeley | Detonator |
| AU595916B2 (en) * | 1986-08-29 | 1990-04-12 | Ici Australia Operations Proprietary Limited | Detonator system |
| FR2660749B1 (fr) * | 1990-04-05 | 1994-07-08 | Lacroix E Tous Artifices | Systeme de declenchement sequentiel controle et automatique d'une pluralite de charges utiles pyrotechniques. |
| US7870825B2 (en) * | 2003-07-15 | 2011-01-18 | Special Devices, Incorporated | Enhanced method, device, and system for identifying an unknown or unmarked slave device such as in an electronic blasting system |
| CN109115060B (zh) * | 2018-10-15 | 2023-09-19 | 中国工程物理研究院电子工程研究所 | 一种冲击片雷管可调通用型脉冲电流发生装置及其控制方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3010396A (en) * | 1957-12-31 | 1961-11-28 | Western Co Of North America | Selective firing apparatus |
| US3495212A (en) * | 1968-09-05 | 1970-02-10 | Schlumberger Technology Corp | Methods and apparatus for detecting the sudden movement of a tool in a well |
| US3517757A (en) * | 1968-09-23 | 1970-06-30 | Schlumberger Technology Corp | Switching apparatus for selectively actuating explosive well-completion devices |
| US4051907A (en) * | 1976-03-10 | 1977-10-04 | N L Industries, Inc. | Selective firing system |
| GB2015791B (en) * | 1978-02-01 | 1982-06-03 | Ici Ltd | Selective actuation of electrical loads |
| NZ199616A (en) * | 1981-02-12 | 1985-11-08 | Aeci Ltd | Sequential activation of detonators:timing mode controllers respond sequentially to signals from shot exploder |
-
1983
- 1983-06-16 NO NO832177A patent/NO167995C/no not_active IP Right Cessation
- 1983-06-30 MX MX197907A patent/MX158750A/es unknown
- 1983-07-01 DE DE8383401358T patent/DE3373939D1/de not_active Expired
- 1983-07-01 AU AU16484/83A patent/AU564471B2/en not_active Expired
- 1983-07-01 OA OA58047A patent/OA07480A/xx unknown
- 1983-07-01 EP EP83401358A patent/EP0098779B1/en not_active Expired
- 1983-07-01 DK DK305583A patent/DK168168B1/da not_active IP Right Cessation
- 1983-07-02 IN IN827/CAL/83A patent/IN162141B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO167995B (no) | 1991-09-23 |
| NO832177L (no) | 1984-01-03 |
| EP0098779A2 (en) | 1984-01-18 |
| DK168168B1 (da) | 1994-02-21 |
| EP0098779A3 (en) | 1985-11-06 |
| DK305583D0 (da) | 1983-07-01 |
| AU1648483A (en) | 1984-01-05 |
| MX158750A (es) | 1989-03-10 |
| OA07480A (en) | 1984-12-31 |
| EP0098779B1 (en) | 1987-09-30 |
| AU564471B2 (en) | 1987-08-13 |
| NO167995C (no) | 1992-01-02 |
| DK305583A (da) | 1984-01-03 |
| DE3373939D1 (en) | 1987-11-05 |