GEOPHYSICAL WEIGHT

FIELD: engineering of equipment for lowering and lifting geophysical devices in wells with excessive mouth pressure. ^ SUBSTANCE: the weight contains a set of sections, each one of which is made in form of a pipe, filled with substance having high specific weight, while sections are coupled with eac...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MARKOV VLADIMIR ALEKSANDROVICH, NEVECHERJA VLADIMIR JAKOVLEVICH, SHULAEV VALERIJ FEDOROVICH, KIL'METOV MIKHAIL FATYKHDZHANOVICH
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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