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JPH01137491U |
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JPH01136481U |
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JPH01205284A |
PURPOSE: To give rich expressing power to a way of representing geological features by inserting secondary and/or accompanying meanings into a frame representing principal properties of a rock. CONSTITUTION: A figure pattern, i.e., a pat...
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JPH01112487U |
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JPH01175096A |
PURPOSE: To accurately decide the kind, advancing direction and route of a substance by detecting the approach and invasion of a substance to an object to be guarded by using detecting signals outputted from plural sensors for light, sou...
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JPH0195690U |
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JPH0130192B2 |
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JPH0119526B2 |
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JPS6446682A |
PURPOSE: To generate underground elastic waves by using an inexpensive device so as to accurately control the vibration of a high-pressure liquid medium by providing a vibrating source for S-wave logging which generates S waves by formin...
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JPS6439581A |
PURPOSE: To surely detect a moving human body and static human body by constituting a 1st human body detecting sensor in such a manner as to detect the human body moving in the entire detection range and a 2nd human body detecting sensor...
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JPS646582U |
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JPH01500055A |
The present invention is a downhole seismic source capable of generating seismic forces in excess of 1000 newtons. The source produces seismic waves for seismic applications, particularly cross borehole measurements and vertical seismic ...
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JPS63503326A |
The invention relates to a nondestructive downhole seismic source capable of generating SV-waves, SH-waves, and P-waves alone or in combination to determine information about a surrounding geologic formation. The invention also includes ...
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JPS63253792A |
PURPOSE:To define more accurate audience rating of television by providing a detection part to collect data of person-number within the viewing range of a TV set and of individual identification, and providing a radiation wave informatio...
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JPS6339851B2 |
An inspection system is provided to simultaneously X-ray inspect hand carried articles and provide metal detection of the person of the carrier. These different inspections are independent, and may be carried out separately from one anot...
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JPS63176588A |
The microstructure of thinly laminated earth formations is acoustically determined with a logging tool having an acoustical transducer pad mounted for measuring while in contact with the borehole wall.
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JPS62242100A |
A method is provided for making measurements in geological formations from a horizontal borehole or a borehole with limited slant with respect to the horizontal, formed in the wall of an underground way. It includes essentially a probe c...
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JPS6240516B2 |
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JPS62111574U |
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JPS62111572U |
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JPS62111573U |
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JPS62142291A |
An acoustic logging device (1) for measuring particle motion related to acoustic waves travelling through a borehole fluid comprises an acoustic sensor (7) including at least one accelerometer, wherein said acoustic sensor is suspended f...
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JPS62118287A |
Seismological measurements are carried out at test sites and simultaneously the physical and/or geophysical and/or geochemical and/or geodetic, as well as biological and microbiological parameters are measured, at three levels, namely un...
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JPS6216697Y2 |
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JPS6214880B2 |
A communication system capable of continuously exchanging digital information in a well logging installation between apparatus arranged on the earth's surface and apparatus arranged in an earth borehole, interconnected by a cable. Both t...
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JPS6210688U |
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JPS622275B2 |
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JPS61502782A |
PCT No. PCT/SU84/00038 Sec. 371 Date Mar. 7, 1986 Sec. 102(e) Date Mar. 7, 1986 PCT Filed Jul. 19, 1984 PCT Pub. No. WO86/01002 PCT Pub. Date Feb. 13, 1986.A device for recording seismoelectric signals comprises at least three channels f...
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JPS61116612A |
A tool (50) for measuring the direction of a subterranean borehole (200) includes an optical rotation sensing device (52) which accurately measures attitude of the tool housing (51). The optical rotation sensor (52) includes two optical ...
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JPS6161460U |
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JPS6126885A |
PURPOSE: To decide being in a room from the outside of a door by taking a logical sum of output when an indoor side detecting means operates after an outdoor side detecting means detecting the human body passing with the door between ope...
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JPS60262086A |
PURPOSE: To enable the checking of the room for the presence of a person from outdoors by arranging a carbon dioxide concentration detecting means, a sound wave detecting means, a means of discriminating the detection signal obtained fro...
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JPS60244887A |
PURPOSE: To make a bumper small-sized and lightweight by providing a bumper detecting an obstacle from its displacement at the skirt part of a car body and a photodetector having a light emitting part and photodetecting part at the botto...
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JPS6044480B2 |
A method of producing measurements adapted to determine a compensated measurement of physical characteristics of nearby subterranean means of transducers of the type of multiple transmitters and receivers held on an elongate support memb...
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JPS60183578A |
A method and apparatus using a multiple transducer acoustic logging tool to detect fractures surrounding a borehole, particularly fractures that do not intersect the borehole wall. The transducers are actuated to produce broad band width...
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JPS60144679A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS60113769A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS60107590A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS6080323U |
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JPS6022753B2 |
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JPS6078375A |
PURPOSE: To prevent malfunction with simple constitution by negating the erroneous detection signal of the IR type beyond a prescribed distance by the ultrasonic detection signal of a distance detecting gate beyond the prescribed distanc...
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JPS5999303A |
PURPOSE: To detect the absolute position of an object mounted on a moving body accurately, by obtaining the absolute position data of the moving and the relative position data of the mounted object on the moving body. CONSTITUTION: A mov...
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JPS5995485A |
A down hole periodic seismic generator system for transmitting variable frequency, predominantly shear-wave vibration into earth strata surrounding a borehole. The system comprises a unitary housing operably connected to a well head by s...
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JPS5963785U |
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JPS5924281A |
The present invention relates to the acquisition of seismic signals at different levels in a borehole, in response to the generation of seismic waves by a source placed on the surface or in the vicinity of the surface. The acquisition is...
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JPS5857912U |
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JPS5849278U |
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JPS5764887A |
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JPS5741181U |
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JPS573105A |
An apparatus for monitoring the testing of a subterranean well by acquiring data from the well includes means for monitoring transducers positioned downhole, at the wellhead, at a separator or at other locations to obtain the values for ...
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