JPS5028621B2 - - Google Patents

Info

Publication number
JPS5028621B2
JPS5028621B2 JP47062981A JP6298172A JPS5028621B2 JP S5028621 B2 JPS5028621 B2 JP S5028621B2 JP 47062981 A JP47062981 A JP 47062981A JP 6298172 A JP6298172 A JP 6298172A JP S5028621 B2 JPS5028621 B2 JP S5028621B2
Authority
JP
Japan
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
Application number
JP47062981A
Other languages
Japanese (ja)
Other versions
JPS4921627A (no
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP47062981A priority Critical patent/JPS5028621B2/ja
Priority to US00370617A priority patent/US3834310A/en
Priority to DE2331968A priority patent/DE2331968C3/de
Publication of JPS4921627A publication Critical patent/JPS4921627A/ja
Publication of JPS5028621B2 publication Critical patent/JPS5028621B2/ja
Expired legal-status Critical Current

Links

Classifications

    • 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
JP47062981A 1972-06-23 1972-06-23 Expired JPS5028621B2 (no)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP47062981A JPS5028621B2 (no) 1972-06-23 1972-06-23
US00370617A US3834310A (en) 1972-06-23 1973-06-18 Remote control circuit and apparatus for exploding explosives
DE2331968A DE2331968C3 (de) 1972-06-23 1973-06-22 Drahtloses Fernsteuersystem zum Zünden von Sprengstoff

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47062981A JPS5028621B2 (no) 1972-06-23 1972-06-23

Publications (2)

Publication Number Publication Date
JPS4921627A JPS4921627A (no) 1974-02-26
JPS5028621B2 true JPS5028621B2 (no) 1975-09-17

Family

ID=13216033

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47062981A Expired JPS5028621B2 (no) 1972-06-23 1972-06-23

Country Status (3)

Country Link
US (1) US3834310A (no)
JP (1) JPS5028621B2 (no)
DE (1) DE2331968C3 (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9337897B2 (en) 2011-02-23 2016-05-10 Sumitomo Electric Industries, Ltd Power line communication system

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4145970A (en) * 1976-03-30 1979-03-27 Tri Electronics Ab Electric detonator cap
US4445435A (en) * 1980-05-05 1984-05-01 Atlas Powder Company Electronic delay blasting circuit
US4311096A (en) * 1980-05-05 1982-01-19 Atlas Powder Company Electronic blasting cap
JPS5741600A (en) * 1980-08-26 1982-03-08 Nippon Oils & Fats Co Ltd Method of and apparatus for triggering percussion cap by microwave
JPS60111900A (ja) * 1983-11-22 1985-06-18 日本油脂株式会社 遠隔制御段発発破装置
US4576093A (en) * 1984-04-12 1986-03-18 Snyder Richard N Remote radio blasting
DE3571873D1 (en) * 1984-09-04 1989-08-31 Ici Plc Method and apparatus for safer remotely controlled firing of ignition elements
US4960183A (en) * 1985-08-16 1990-10-02 Exxon Production Research Company Seismic source firing control system
US4825765A (en) * 1986-09-25 1989-05-02 Nippon Oil And Fats Co., Ltd. Delay circuit for electric blasting, detonating primer having delay circuit and system for electrically blasting detonating primers
US5159149A (en) * 1988-07-26 1992-10-27 Plessey South Africa Limited Electronic device
US5038682A (en) * 1988-07-26 1991-08-13 Plessey South Africa Limited Electronic device
US6260483B1 (en) * 1998-04-24 2001-07-17 Richard N. Snyder Remote radio controlled plasma firing system
GB2529568A (en) * 2013-05-31 2016-02-24 Halliburton Energy Services Inc Method and apparatus for generating seismic pulses to map subterranean fractures

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1757288A (en) * 1926-09-07 1930-05-06 Warren F Bleecker System for shooting wells by radio
US3170399A (en) * 1951-05-18 1965-02-23 Jr Wilbur S Hinman Radio remote control mine circuit with no current drain
JPS5146248B2 (no) * 1971-10-15 1976-12-08

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9337897B2 (en) 2011-02-23 2016-05-10 Sumitomo Electric Industries, Ltd Power line communication system

Also Published As

Publication number Publication date
DE2331968C3 (de) 1981-01-29
US3834310A (en) 1974-09-10
DE2331968A1 (de) 1974-01-17
JPS4921627A (no) 1974-02-26
DE2331968B2 (de) 1979-03-29

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