NO134884C - - Google Patents

Info

Publication number
NO134884C
NO134884C NO1679/73A NO167973A NO134884C NO 134884 C NO134884 C NO 134884C NO 1679/73 A NO1679/73 A NO 1679/73A NO 167973 A NO167973 A NO 167973A NO 134884 C NO134884 C NO 134884C
Authority
NO
Norway
Application number
NO1679/73A
Other languages
Norwegian (no)
Other versions
NO134884B (fr
Inventor
J C Delgendre
V L Guigot
V F Marchandise
Original Assignee
France Etat
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 France Etat filed Critical France Etat
Publication of NO134884B publication Critical patent/NO134884B/no
Publication of NO134884C publication Critical patent/NO134884C/no

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)
NO1679/73A 1972-04-25 1973-04-24 NO134884C (fr)

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
NO134884B NO134884B (fr) 1976-09-20
NO134884C true NO134884C (fr) 1977-01-05

Family

ID=9097447

Family Applications (1)

Application Number Title Priority Date Filing Date
NO1679/73A NO134884C (fr) 1972-04-25 1973-04-24

Country Status (9)

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

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 (fr) * 1999-03-17 2000-09-21 Input/Output, Inc. Etalonnage de sondes

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
DE2320923A1 (de) 1973-11-08
US3832949A (en) 1974-09-03
FR2181451A1 (fr) 1973-12-07
FR2181451B1 (fr) 1977-12-23
GB1422357A (en) 1976-01-28
NO134884B (fr) 1976-09-20
NL7305685A (fr) 1973-10-29
SE381119B (sv) 1975-11-24

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