DE2967345D1
(en )
1985-02-14
Method and apparatus for seismic geophysical exploration
DK538078A
(en )
1979-08-11
METHOD AND DEVICE FOR SUPPRESSING DISTURBANCE SIGNALS IN A USEFUL SIGNAL
JPS5285977A
(en )
1977-07-16
Method and apparatus for distilling natural water
JPS56154644A
(en )
1981-11-30
Mass measuring method and apparatus
DE3462713D1
(en )
1987-04-23
Method and apparatus for measuring the distance to an object
ES506388A0
(en )
1983-03-01
METHOD AND APPARATUS FOR USE IN THE COLLECTION OF MARINE SEISMIC DATA
AR225521A1
(en )
1982-03-31
METHOD TO MAKE A CLOSURE SET AND APPARATUS TO CARRY IT OUT
GB2011073B
(en )
1983-01-06
Ultrasonic inspection method and apparatus
DE3168519D1
(en )
1985-03-07
Method and apparatus for seismic exploration using the vertical seismic profiling technique
PH18212A
(en )
1985-04-30
Apparatus and method for filtering signals in a logging-while-drilling system
IL52860A0
(en )
1977-10-31
Method and apparatus for imparting seismic impulses at the surface of the earth
GB2023827B
(en )
1982-09-15
Method and apparatus for measuring sound
JPS5460321A
(en )
1979-05-15
Method and apparatus for making concrete
GB2021978B
(en )
1982-06-23
Method and apparatus for grading tablets
GB2012422B
(en )
1982-08-18
Apparatus and method for determining velocity of acoustic waves in earth formations
GB2036319B
(en )
1983-08-17
Method and apparatus for acoustic well logging
MX156722A
(en )
1988-09-28
IMPROVEMENTS IN APPARATUS AND METHOD TO GENERATE NON-LINEAR SWEEP SIGNALS FOR A SEISMIC VIBRATOR
GB2020483B
(en )
1982-07-07
Piezoelectric materials and to apparatus and methods for producing such materials
IL51193A0
(en )
1977-02-28
Improvements in a method and apparatus for linearly filtering two-dimensional signals
MY8500198A
(en )
1985-12-31
Apparatus and method for determination of bound water in subsurface formations
DK161917C
(en )
1992-03-16
METHOD AND APPARATUS FOR SEISMIC SIGNAL COLLECTION IN A Borehole
JPS5292761A
(en )
1977-08-04
Method of and apparatus for burrying seismograph within ground
JPS5480276A
(en )
1979-06-26
Method and apparatus for solidifying incombustible waste to mass
JPS54114276A
(en )
1979-09-06
Method and device for synchronously measuring vibrator etc*
JPS54110867A
(en )
1979-08-30
Thickness measuring method and apparatus