TUBING HANGER OF WELLHEAD EQUIPMENT WITH METAL- TO-METAL SEAL
CHASOVSKIKH A.I, FILIPPOV A.G, SASHENKO V.V, MEDVEDEV I.V, BALASHOV V.A, ZAJTSEVA L.A, RYLOV E.N, BONDAR' A.V, KUNAVIN V.V
Year of Publication 27.07.2001
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Year of Publication 27.07.2001
Patent
SUSPENSION OF TUBING STRING OF GUSHER VALVES FOR GAS-DYNAMIC INVESTIGATION OF PROSPECTING WELLS
CHASOVSKIKH A.I, SASHENKO V.V, MEDVEDEV I.V, BALASHOV V.A, ZAJTSEVA L.A, BELOUSOV A.E, AVILOV A.KH, GRITSENKO V.D, BONDAR' A.V
Year of Publication 10.02.2001
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Year of Publication 10.02.2001
Patent