AU5120673A – Improvements in methods and apparatus for measuring the density of geological formation
– Google Patents
AU5120673A – Improvements in methods and apparatus for measuring the density of geological formation
– Google Patents
Improvements in methods and apparatus for measuring the density of geological formation
Info
Publication number
AU5120673A
AU5120673A
AU51206/73A
AU5120673A
AU5120673A
AU 5120673 A
AU5120673 A
AU 5120673A
AU 51206/73 A
AU51206/73 A
AU 51206/73A
AU 5120673 A
AU5120673 A
AU 5120673A
AU 5120673 A
AU5120673 A
AU 5120673A
Authority
AU
Australia
Prior art keywords
density
measuring
methods
geological formation
geological
Prior art date
1972-01-24
Legal status (The legal status 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 status listed.)
Expired
Application number
AU51206/73A
Other versions
AU474724B2
(en
Inventor
Seeman Philippe Chevallier Bronislav
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schlumberger Technology BV
Original Assignee
Schlumberger Overseas SA
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.)
1972-01-24
Filing date
1973-01-18
Publication date
1974-07-18
1973-01-18
Application filed by Schlumberger Overseas SA
filed
Critical
Schlumberger Overseas SA
1974-07-18
Publication of AU5120673A
publication
Critical
patent/AU5120673A/en
1976-07-29
Application granted
granted
Critical
1976-07-29
Publication of AU474724B2
publication
Critical
patent/AU474724B2/en
Status
Expired
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
Classifications
G—PHYSICS
G01—MEASURING; TESTING
G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
G01T1/36—Measuring spectral distribution of X-rays or of nuclear radiation spectrometry
G01T1/40—Stabilisation of spectrometers
G—PHYSICS
G01—MEASURING; TESTING
G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
G01T1/16—Measuring radiation intensity
G01T1/20—Measuring radiation intensity with scintillation detectors
G01T1/208—Circuits specially adapted for scintillation detectors, e.g. for the photo-multiplier section
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
H01J43/04—Electron multipliers
H01J43/30—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
AU51206/73A
1972-01-24
1973-01-18
Improvements in methods and apparatus for measuring the density of geological formation
Expired
AU474724B2
(en)
Applications Claiming Priority (2)
Application Number
Priority Date
Filing Date
Title
FRFR72.02181
1972-01-24
FR7202181A
FR2168849B1
(en)
1972-01-24
1972-01-24
Publications (2)
Publication Number
Publication Date
AU5120673A
true
AU5120673A
(en)
1974-07-18
AU474724B2
AU474724B2
(en)
1976-07-29
Family
ID=9092303
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU51206/73A
Expired
AU474724B2
(en)
1972-01-24
1973-01-18
Improvements in methods and apparatus for measuring the density of geological formation
Country Status (10)
Country
Link
US
(1)
US3900731A
(en)
JP
(1)
JPS5326786B2
(en)
AU
(1)
AU474724B2
(en)
BR
(1)
BR7300550D0
(en)
CA
(1)
CA1008184A
(en)
DE
(1)
DE2300300A1
(en)
FR
(1)
FR2168849B1
(en)
GB
(1)
GB1418726A
(en)
NL
(1)
NL7300649A
(en)
SU
(1)
SU515475A3
(en)
Families Citing this family (11)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
DK230481A
(en)
*
1981-05-26
1982-11-27
Gen Electric Nuclear Medical A
DEVICE BY AN OLD CAMERA FOR AUTOMATIC REINFORCEMENT CONTROL
US5004904A
(en)
*
1988-06-17
1991-04-02
Kabushiki Kaisha Toshiba
Method and system for controlling gain and offset in radiation measurement apparatus
US4958073A
(en)
*
1988-12-08
1990-09-18
Schlumberger Technology Corporation
Apparatus for fine spatial resolution measurments of earth formations
US5023449A
(en)
*
1989-08-30
1991-06-11
Schlumberger Technology Corporation
Nuclear spectroscopy signal stabilization and calibration method and apparatus
US5160844A
(en)
*
1990-10-24
1992-11-03
Schlumberger Technology Corporation
Gain stabilized neutron detector
US5237173A
(en)
*
1992-04-01
1993-08-17
Independent Scintillation Imaging Systems, Inc.
Gain calibration in a scintillation camera
US5410153A
(en)
*
1993-07-27
1995-04-25
Park Medical Systems, Inc.
Position calculation in a scintillation camera
US5576547A
(en)
*
1993-07-27
1996-11-19
Park Medical Systems Inc.
Position calculation and energy correction in the digital scintillation camera
CA2212196A1
(en)
1997-08-01
1999-02-01
Is2 Research Inc.
Medical diagnostic apparatus and method
US20040167388A1
(en)
*
2003-02-25
2004-08-26
Siemens Medical Solutions Usa, Inc.
Image detection system
CN104155676A
(en)
*
2014-08-28
2014-11-19
张小亚
Detector for detecting environmental radioactive contamination
Family Cites Families (12)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US2878395A
(en)
*
1956-07-16
1959-03-17
Lindly & Company Inc
Photoelectric system
US3195398A
(en)
*
1961-07-03
1965-07-20
Latronics Corp
Temperature sensing head having fatigue eliminating means
US3183353A
(en)
*
1962-05-24
1965-05-11
Socony Mobil Oil Co Inc
Gain-stabilized scintiliation detection system
US3243588A
(en)
*
1962-08-17
1966-03-29
Serge A Scherbatskoy
Scintillation detector system using a white light as a standard to stabilize the system
US3354773A
(en)
*
1963-07-01
1967-11-28
Leeds & Northrup Co
Automatic optical pyrometer system with automatic gain control
FR1500119A
(en)
*
1966-07-18
1967-11-03
Prec Mecanique Labinal
Improvements to devices for checking the functioning of measuring devices
US3493761A
(en)
*
1966-08-15
1970-02-03
Stromberg Carlson Corp
Bi-stable electro-optical switching circuit
US3488434A
(en)
*
1967-03-24
1970-01-06
Fairchild Camera Instr Co
Control system for photosensitive video recorder
US3600584A
(en)
*
1969-05-28
1971-08-17
Gen Electric
X-ray phototimer that is compensated for dark current
US3675020A
(en)
*
1969-09-24
1972-07-04
Cgr Medical Corp
X-ray tube control circuitry
US3604941A
(en)
*
1969-11-18
1971-09-14
Harris Intertype Corp
System for sensing indicia on moving members
US3714441A
(en)
*
1971-12-13
1973-01-30
Servo Corp
Photomultiplier gain control circuit
1972
1972-01-24
FR
FR7202181A
patent/FR2168849B1/fr
not_active
Expired
1973
1973-01-04
DE
DE2300300A
patent/DE2300300A1/en
active
Pending
1973-01-17
NL
NL7300649A
patent/NL7300649A/xx
active
Search and Examination
1973-01-18
AU
AU51206/73A
patent/AU474724B2/en
not_active
Expired
1973-01-22
US
US326197A
patent/US3900731A/en
not_active
Expired – Lifetime
1973-01-23
CA
CA161,896A
patent/CA1008184A/en
not_active
Expired
1973-01-24
GB
GB360273A
patent/GB1418726A/en
not_active
Expired
1973-01-24
JP
JP1022073A
patent/JPS5326786B2/ja
not_active
Expired
1973-01-24
BR
BR73550A
patent/BR7300550D0/en
unknown
1973-01-24
SU
SU1878486A
patent/SU515475A3/en
active
Also Published As
Publication number
Publication date
DE2300300A1
(en)
1973-08-09
FR2168849A1
(en)
1973-09-07
NL7300649A
(en)
1973-07-26
JPS4887884A
(en)
1973-11-17
JPS5326786B2
(en)
1978-08-04
SU515475A3
(en)
1976-05-25
US3900731A
(en)
1975-08-19
FR2168849B1
(en)
1976-09-03
GB1418726A
(en)
1975-12-24
CA1008184A
(en)
1977-04-05
AU474724B2
(en)
1976-07-29
BR7300550D0
(en)
1973-09-13
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