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AU3852795A - Detonator delay circuit - Google Patents

Detonator delay circuit

Info

Publication number
AU3852795A
AU3852795A AU38527/95A AU3852795A AU3852795A AU 3852795 A AU3852795 A AU 3852795A AU 38527/95 A AU38527/95 A AU 38527/95A AU 3852795 A AU3852795 A AU 3852795A AU 3852795 A AU3852795 A AU 3852795A
Authority
AU
Australia
Prior art keywords
delay circuit
detonator delay
detonator
circuit
delay
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.)
Abandoned
Application number
AU38527/95A
Inventor
Peter Christian Shann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Explosive Developments Ltd
Original Assignee
Explosive Developments Ltd
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 by Explosive Developments Ltd filed Critical Explosive Developments Ltd
Publication of AU3852795A publication Critical patent/AU3852795A/en
Abandoned 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
    • F42D1/055—Electric circuits for blasting specially adapted for firing multiple charges with a time delay

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Pulse Circuits (AREA)
AU38527/95A 1994-11-18 1995-11-14 Detonator delay circuit Abandoned AU3852795A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB9423312 1994-11-18
GB9423312A GB9423312D0 (en) 1994-11-18 1994-11-18 Detonating arrangements
PCT/GB1995/002665 WO1996016310A1 (en) 1994-11-18 1995-11-14 Detonator delay circuit

Publications (1)

Publication Number Publication Date
AU3852795A true AU3852795A (en) 1996-06-17

Family

ID=10764620

Family Applications (1)

Application Number Title Priority Date Filing Date
AU38527/95A Abandoned AU3852795A (en) 1994-11-18 1995-11-14 Detonator delay circuit

Country Status (4)

Country Link
AU (1) AU3852795A (en)
GB (1) GB9423312D0 (en)
WO (1) WO1996016310A1 (en)
ZA (1) ZA959797B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2643670T3 (en) 2008-05-29 2017-11-23 Orica Explosives Technology Pty Ltd Detonator Calibration
CN102142654B (en) * 2011-01-13 2013-04-03 清华大学 Single/double-frequency output laser head and laser output method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4517532A (en) * 1983-07-01 1985-05-14 Motorola, Inc. Programmable ring oscillator
US4714977A (en) * 1985-02-19 1987-12-22 Square D Company Electronic delay timer
US5045811A (en) * 1990-02-02 1991-09-03 Seagate Technology, Inc. Tuned ring oscillator
EP0443221A1 (en) * 1990-02-14 1991-08-28 Atlas Powder Company Method and apparatus for a calibrated electronic timing circuit
US5363765A (en) * 1993-03-12 1994-11-15 Asahi Kasei Kogyo Kabushiki Kaisha Electronic delay circuit for firing ignition element

Also Published As

Publication number Publication date
WO1996016310A1 (en) 1996-05-30
GB9423312D0 (en) 1995-01-11
ZA959797B (en) 1996-05-29

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