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
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7214547A FR2181451B1 (de) | 1972-04-25 | 1972-04-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO134884B NO134884B (de) | 1976-09-20 |
| NO134884C true NO134884C (de) | 1977-01-05 |
Family
ID=9097447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO1679/73A NO134884C (de) | 1972-04-25 | 1973-04-24 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3832949A (de) |
| CA (1) | CA979515A (de) |
| DE (1) | DE2320923A1 (de) |
| FR (1) | FR2181451B1 (de) |
| GB (1) | GB1422357A (de) |
| IT (1) | IT987052B (de) |
| NL (1) | NL7305685A (de) |
| NO (1) | NO134884C (de) |
| SE (1) | SE381119B (de) |
Families Citing this family (2)
| 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 |
| WO2000055648A1 (en) * | 1999-03-17 | 2000-09-21 | Input/Output, Inc. | Hydrophone assembly |
Family Cites Families (7)
| 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 |
-
1972
- 1972-04-25 FR FR7214547A patent/FR2181451B1/fr not_active Expired
-
1973
- 1973-03-27 SE SE7304266A patent/SE381119B/xx unknown
- 1973-04-02 IT IT22477/73A patent/IT987052B/it active
- 1973-04-19 GB GB1920173A patent/GB1422357A/en not_active Expired
- 1973-04-23 US US00353574A patent/US3832949A/en not_active Expired - Lifetime
- 1973-04-24 CA CA169,414A patent/CA979515A/en not_active Expired
- 1973-04-24 NO NO1679/73A patent/NO134884C/no unknown
- 1973-04-24 NL NL7305685A patent/NL7305685A/xx not_active Application Discontinuation
- 1973-04-25 DE DE2320923A patent/DE2320923A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT987052B (it) | 1975-02-20 |
| US3832949A (en) | 1974-09-03 |
| DE2320923A1 (de) | 1973-11-08 |
| FR2181451B1 (de) | 1977-12-23 |
| FR2181451A1 (de) | 1973-12-07 |
| GB1422357A (en) | 1976-01-28 |
| SE381119B (sv) | 1975-11-24 |
| CA979515A (en) | 1975-12-09 |
| NO134884B (de) | 1976-09-20 |
| NL7305685A (de) | 1973-10-29 |