DEVICE FOR SEPARATING GAS IN BOREHOLE OPERATED BY SUCKER-ROD PUMP
DZHABAROV GABIB T,SU, SULTANOV FUAD G,SU, SEID-RZA MIR K,SU, MAMEDOV ADIL M,SU, STEPANOVA INNA S,SU
Year of Publication 30.06.1990
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Year of Publication 30.06.1990
Patent