NL7305685A - - Google Patents

Info

Publication number
NL7305685A
NL7305685A NL7305685A NL7305685A NL7305685A NL 7305685 A NL7305685 A NL 7305685A NL 7305685 A NL7305685 A NL 7305685A NL 7305685 A NL7305685 A NL 7305685A NL 7305685 A NL7305685 A NL 7305685A
Authority
NL
Netherlands
Application number
NL7305685A
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
Publication of NL7305685A publication Critical patent/NL7305685A/xx

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42—AMMUNITION; BLASTING
    • F42D—BLASTING
    • F42D3/00—Particular applications of blasting techniques
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/14—Audible signalling systems; Audible personal calling systems using explosives
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00—Acoustics not otherwise provided for
    • G10K15/04—Sound-producing devices
    • G10K15/043—Sound-producing devices producing shock waves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Geophysics And Detection Of Objects (AREA)
NL7305685A 1972-04-25 1973-04-24 NL7305685A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7214547A FR2181451B1 (ja) 1972-04-25 1972-04-25

Publications (1)

Publication Number Publication Date
NL7305685A true NL7305685A (ja) 1973-10-29

Family

ID=9097447

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7305685A NL7305685A (ja) 1972-04-25 1973-04-24

Country Status (9)

Country Link
US (1) US3832949A (ja)
CA (1) CA979515A (ja)
DE (1) DE2320923A1 (ja)
FR (1) FR2181451B1 (ja)
GB (1) GB1422357A (ja)
IT (1) IT987052B (ja)
NL (1) NL7305685A (ja)
NO (1) NO134884C (ja)
SE (1) SE381119B (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU4639400A (en) * 1999-01-20 2000-08-18 Ensign-Bickford Company, The Accumulated detonating cord explosive charge and method of making and of use of the same
CA2365886A1 (en) * 1999-03-17 2000-09-21 Input/Output, Inc. Calibration of sensors

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3112699A (en) * 1961-04-14 1963-12-03 Du Pont Sonic pulse generator
US3687074A (en) * 1962-08-24 1972-08-29 Du Pont Pulse producing assembly
US3228331A (en) * 1963-09-30 1966-01-11 Bernard E Drimmer Detonation arrester for liquid detonable substances
US3238871A (en) * 1963-11-12 1966-03-08 Pan American Petroleum Corp Adjustable time delay explosive charge element
US3323611A (en) * 1965-01-08 1967-06-06 Chevron Res Seismic source, method and apparatus for forming same
GB1138654A (en) * 1966-02-07 1969-01-01 Ici Ltd Explosive charges for seismic prospecting
US3460477A (en) * 1967-12-26 1969-08-12 Explosive Tech One-way detonation transfer device and assembly

Also Published As

Publication number Publication date
CA979515A (en) 1975-12-09
IT987052B (it) 1975-02-20
NO134884C (ja) 1977-01-05
DE2320923A1 (de) 1973-11-08
US3832949A (en) 1974-09-03
FR2181451A1 (ja) 1973-12-07
FR2181451B1 (ja) 1977-12-23
GB1422357A (en) 1976-01-28
NO134884B (ja) 1976-09-20
SE381119B (sv) 1975-11-24

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Legal Events

Date Code Title Description
BV The patent application has lapsed