NO943974L - Seismisk kilde - Google Patents
Seismisk kildeInfo
- Publication number
- NO943974L NO943974L NO943974A NO943974A NO943974L NO 943974 L NO943974 L NO 943974L NO 943974 A NO943974 A NO 943974A NO 943974 A NO943974 A NO 943974A NO 943974 L NO943974 L NO 943974L
- Authority
- NO
- Norway
- Prior art keywords
- chamber
- slide
- actuator
- solenoid
- closing
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/02—Generating seismic energy
- G01V1/133—Generating seismic energy using fluidic driving means, e.g. highly pressurised fluids; using implosion
- G01V1/137—Generating seismic energy using fluidic driving means, e.g. highly pressurised fluids; using implosion which fluid escapes from the generator in a pulsating manner, e.g. for generating bursts, airguns
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V1/00—Seismology; Seismic or acoustic prospecting or detecting
- G01V1/38—Seismology; Seismic or acoustic prospecting or detecting specially adapted for water-covered areas
- G01V1/387—Reducing secondary bubble pulse, i.e. reducing the detected signals resulting from the generation and release of gas bubbles after the primary explosion
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Acoustics & Sound (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Oceanography (AREA)
- Geophysics And Detection Of Objects (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Fluid-Damping Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/146,608 US5450374A (en) | 1993-11-02 | 1993-11-02 | Air saving sleeve gun |
Publications (2)
Publication Number | Publication Date |
---|---|
NO943974D0 NO943974D0 (no) | 1994-10-20 |
NO943974L true NO943974L (no) | 1995-05-03 |
Family
ID=22518161
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO943974A NO943974L (no) | 1993-11-02 | 1994-10-20 | Seismisk kilde |
Country Status (4)
Country | Link |
---|---|
US (1) | US5450374A (fr) |
EP (1) | EP0661557A3 (fr) |
CA (1) | CA2132564C (fr) |
NO (1) | NO943974L (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107544088B (zh) * | 2017-11-02 | 2024-01-23 | 西南石油大学 | 一种气体钻井井下可控震源短节 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4034827A (en) * | 1975-04-03 | 1977-07-12 | Texas Instruments Incorporated | Air gun utilizing magnetized shuttle |
US4047591A (en) * | 1975-04-03 | 1977-09-13 | Texas Instruments Incorporated | Air gun monitoring and synchronizing method and apparatus |
US4230201A (en) * | 1978-07-31 | 1980-10-28 | Texas Instruments Incorporated | Air release control in seismic energy source air gun |
US4225009A (en) * | 1979-04-04 | 1980-09-30 | Texas Instruments Incorporated | Internal air release control apparatus air gun |
US4219097A (en) * | 1979-04-04 | 1980-08-26 | Texas Instruments Incorporated | External air release control in seismic air gun |
US4623033A (en) * | 1983-05-27 | 1986-11-18 | Texas Instruments Incorporated | Air release in seismic source air gun |
US5144596A (en) * | 1989-01-23 | 1992-09-01 | Pascouet Adrien P | Marine acoustic source |
US5001679A (en) * | 1990-01-30 | 1991-03-19 | Halliburton Geophysical Services, Inc. | Dual shuttle air gun |
WO1992007285A1 (fr) * | 1990-10-15 | 1992-04-30 | Nauchno-Issledovatelsky Institut Morskoi Geofiziki Proizvodstvennogo Obiedinenia 'sojuzmorgeo' | Procede et source pneumatique de production de signal sismique |
US5228010A (en) * | 1991-06-28 | 1993-07-13 | Halliburton Geophysical Services, Inc. | Seismic energy source air gun |
CA2055405C (fr) * | 1991-11-13 | 1997-04-01 | Edward William Mayzes | Canon pneumatique a buse simple pour sismisondage ayant une buse de refoulement qui se prolonge en continu sur 360° autour de son axe |
US5263007A (en) * | 1992-08-31 | 1993-11-16 | Western Atlas International, Inc. | Seismic energy source |
US5365493A (en) * | 1992-10-15 | 1994-11-15 | Western Atlas Int Inc | Air gun |
-
1993
- 1993-11-02 US US08/146,608 patent/US5450374A/en not_active Expired - Lifetime
-
1994
- 1994-09-21 CA CA002132564A patent/CA2132564C/fr not_active Expired - Fee Related
- 1994-09-27 EP EP94307027A patent/EP0661557A3/fr not_active Withdrawn
- 1994-10-20 NO NO943974A patent/NO943974L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
US5450374A (en) | 1995-09-12 |
EP0661557A2 (fr) | 1995-07-05 |
NO943974D0 (no) | 1994-10-20 |
CA2132564A1 (fr) | 1995-05-03 |
CA2132564C (fr) | 1998-08-11 |
EP0661557A3 (fr) | 1996-11-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
TW262532B (fr) | ||
CA1212753A (fr) | Detente pour canon pneumatique d'exploration sismique | |
US3980270A (en) | Valve for controlling the flow of gases under high pressure from storage vessels | |
DE3770011D1 (de) | Durch eine stange betaetigte druckausgleichsvorrichtung fuer ein werkzeug im bohrloch. | |
NO943974L (no) | Seismisk kilde | |
US4579315A (en) | Valve for fire suppression | |
EP0440460A2 (fr) | Canon à air sismique | |
EP0337663A3 (fr) | Filtre et clapet de désaération | |
FR2509829A1 (fr) | Regulateur de pression a commande par solenoide | |
US4509552A (en) | Gas gun for determining the liquid level of a well | |
TR200100217T2 (tr) | Yangın söndürme cihazı için valf. | |
KR930007956B1 (ko) | 화재 진화용 밸브 | |
US5365493A (en) | Air gun | |
SU736031A1 (ru) | Огнепреградитель установки газовой детонации | |
US2320305A (en) | Dry pipe sprinkler system | |
GB1541471A (en) | Emergency trip device | |
HU195290B (en) | Control valve for double-acting pneumatic working cylinders | |
JP3124556B2 (ja) | 地震パルス発生器 | |
US2925822A (en) | Valve device | |
EP0153503B1 (fr) | Dispositif de séchage automatique pour systèmes actionnés par air | |
SU1734784A1 (ru) | Система тушени пожара | |
SU1613771A1 (ru) | Клапанное устройство | |
SU660874A1 (ru) | Устройство дл дистанционного управлени зар дкой и опробыванием тормозов железнодорожного подвижного состава | |
EP0763684B1 (fr) | Appareil pour la coupure automatique du gaz dans un circuit de gaz | |
JPS56164208A (en) | Constant-velocity multistage cylinder device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |