US2934652A
(en )
1960-04-26
Selected scattered gamma-ray density logging
ATE28246T1
(de )
1987-07-15
Bohrlochwanddickenbestimmung mittels eines verstaerkung stabilisierten detektors unter ausnuetzung der natuerlichen gammastrahlung.
SE7508948L
(sv )
1976-02-23
Optisk-elektrisk metanordning for bestemning av den relativa hemoglobinhalten i en genomlyst losning genom bestemning av dennas ljusabsorption.
GB1262322A
(en )
1972-02-02
Apparatus for spectroscopic analysis
GB1466031A
(en )
1977-03-02
Natural gamma radiation borehole logging system
US2403631A
(en )
1946-07-09
Method for determining the petroleum hydrocarbon content of earth samples
FR2354567A1
(fr )
1978-01-06
Determination de l'etouffement dans des systemes de comptage a scintillation liquide
SU393706A1
(fr )
1974-11-25
GB1494549A
(en )
1977-12-07
Determining the concentration of sulphur in coal
Sullivan et al.
1966
The application of resonance lamps as monochromators in atomic absorption spectroscopy
GB1418726A
(en )
1975-12-24
Method and apparatus for stabilizing the gain of a photomultiplier
GB793301A
(en )
1958-04-16
Improvements in and relating to a method for the determination of the ash content of coal
Lowe
1969
The selective modulation of resonance lines from a hollow-cathode spectral lamp
GB1280494A
(en )
1972-07-05
Device for determining the germicidal efficiency of an ultra-violet ray tube
ES392739A1
(es )
1973-08-01
Un colorimetro para medir las caracteristicas de color de un objeto.
US3089954A
(en )
1963-05-14
Well logging apparatus
SU512641A1
(ru )
1987-09-30
Способ определени содержани меди
FR2070479A5
(en )
1971-09-10
Prospecting probe - containing a semiconductor detector - and a cryostat
SU187168A1
(en )
1966-10-11
slot adjusting attachment for scintillation detector
SU690945A1
(ru )
1983-07-23
Способ определени плотности и концентрации
SU331721A1
(ru )
1992-05-15
Способ селективной модул ции сигнала атомного поглощени
GB918878A
(en )
1963-02-20
High resolution scanning spectroscope
SU129383A1
(ru )
1959-11-30
Скважинный плотномер
SU368500A1
(ru )
1973-01-26
Способ измерения температуры
SU813141A1
(ru )
1981-03-15
Фотометр