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

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F42AMMUNITION; BLASTING
    • F42DBLASTING
    • F42D3/00Particular applications of blasting techniques
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00Audible signalling systems, e.g. audible personal calling systems
    • G08B3/14Audible signalling systems, e.g. audible personal calling systems using explosives
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00Acoustics not otherwise provided for
    • G10K15/04Sound-producing devices
    • G10K15/043Sound-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 (https=)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
NL7305685A true NL7305685A (https=) 1973-10-29

Family

ID=9097447

Family Applications (1)

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

Country Status (9)

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

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
EP1169657A4 (en) * 1999-03-17 2003-03-05 Input Output Inc PROBE CALIBRATION

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

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Legal Events

Date Code Title Description
BV The patent application has lapsed