Method for yielding petroleum under increased volumetric flushing efficiency
HUT39852A
Method for piping instable natural gas condensates
HU189316B
Stuffing box for hydrocarbon industrial wells
HU187538B
Method for internal-side anti-corrosive protection of metal tubes of heat-exchanger tube nest
HU188471B
Process for anti-corrosive protection of outgas pipe of natural gas processing
HU186715B
Device for coating particularly the internal surfaces of metal tubes of heat tube nest by plastic foil tube
HUT34411A
Method for removing hydrogen sulfide particularly from natural gases of low hydrogen sulfide content
HU187846B
Method for forming the anti-corrosive protection of natural gas collecting mains
HU186450B
Method for separating the hydrocarbon components by improving the thermodynamic effeciency of cooling
HU182541B
Device for breaking down emulsion particularly dehydrating petroleum
HU182540B
Apparatus for hindering the solid matter entrance of drilled wells particularly wells serving for working hydrocarbon and/or water reservoirs
HU180888B
Equipment for breaking emulsions,mainly oil-containing ones
HU175642B
Method for purifying sewages containing emulsion of high dispersion degree or emulsion and suspension particularly oily ones
HU180887B
Combination data recording and data remote tranfer system
HU176579B
Method for cleaning by flotation waters contaminated with dissolved gas,oil and in given case with solid grains particularly layer water of oil wells and sources of natural gas
HU174619B
Device for setting technological armatures applied in tubings
DE2406860A1
Oil pipe scraper feeding device - uses well head pressure rise to formation pressure for ball feed operation
