GB775815A
|
|
Regeneration of solid granular contact material
|
US2902452A
|
|
Aqueous glycol inhibited against foaming
|
US3099814A
|
|
Seismic recording to emphasize selected character
|
US2704363A
|
|
Grease manufacture
|
US2704745A
|
|
Stabilized extreme pressure lubricant
|
US2706789A
|
|
Apparatus for measuring X-ray radiation absorption
|
US2712986A
|
|
Geochemical exploration method
|
GB721023A
|
|
Improvements in or relating to well logging tools
|
US2713147A
|
|
Acoustic velocity-electrical resistance correlation well logging
|
US2701375A
|
|
Buoy supported flexible loading hose
|
DE932509C
|
|
Dielectric investigation of penetrated soil layers
|
GB731638A
|
|
Improvements in or relating to the production of alumina-chromia-molybdena catalystsfor reforming
|
GB732188A
|
|
Means for eliminating phase distortion for use in the recording of seismic waves
|
GB726999A
|
|
Frequency sensitive system for measuring the rate of fluid flow in a well bore
|
GB726022A
|
|
Calibration of logging systems
|
US2698278A
|
|
Solvent extraction
|
US2698277A
|
|
Solvent extraction
|
US2699929A
|
|
Lightweight fractionating tray
|
GB732602A
|
|
Improvement in feeding solid granular material
|
US2703006A
|
|
Rotational viscometer
|