METHOD FOR COMPLEX EXTRACTION OF CAUSTIC BIOLITE AND COAL DEPOSITS von KEJN S.A, SHTAN'KO B.P, BUSLAEV V.F, TSKHADAJA N.D

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MULTI-PASSAGE PIPE LINE FOR TRANSPORTATION OF LIQUID AND/OR GAS UNDER HIGH PRESSURE von JAGUBOV Z.KH, NEREDOV V.N, TSYPLAKOV O.G, TSKHADAJA N.D, JAGUBOV EH.Z

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BORING BLADE ROCK BIT von JAROSHEVICH S.E, BUSLAEV V.F, FILIPPOV V.F, TSKHADAJA N.D, SKOROBOGATOV V.K, JUDIN V.M

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DEVICE FOR OPERATION OF MULTIPLE WELLS von BOZHKO S.V, KUZNETSOV N.I, BUSLAEV V.F, JAKOVLEV A.JA, RUDNITSKIJ N.A, TSKHADAJA N.D, JUDIN V.M

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PIPE CONNECTING DEVICE von JAGUBOV Z.KH, GALINSKIJ A.V, NEREDOV V.N, TSYPLAKOV O.G, TSKHADAJA N.D, JAGUBOV EH.Z

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THERMO-ISOLATED LIFTING PIPE von NIKOLAEV V.JA, VOLKOV V.N, ANDRONOV I.N, ROCHEV V.S, KUZNETSOV V.A, ALEKSANDROV A.R, FEDOSEEV A.V, PRANOVICH A.A, ZHEVNERENKO V.A, GRUTSKIJ L.G, TSKHADAJA N.D, NARBEKOV V.A

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PACKER von NIKOLAEV V.JA, VOLKOV V.N, ROCHEV V.S, KUZNETSOV V.A, ALEKSANDROV A.R, FEDOSEEV A.V, PRANOVICH A.A, ZHEVNERENKO V.A, GRUTSKIJ L.G, TSKHADAJA N.D, NARBEKOV V.A

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DEVICE FOR SEALING OF WELL TUBING-CASING ANNULUS von NIKOLAEV V.JA, ANDRONOV I.N, VOLKOV V.N, ALEKSANDROV A.R, FEDOSEEV A.V, PRANOVICH A.A, BOGDANOV N.P, TSKHADAJA N.D, GAVRIKOV V.V

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HEAT-INSULATED PIPE STRING von TJUN'KIN B.A, NIKOLAEV V.JA, VOLKOV V.N, VOLKOVA N.V, ALEKSANDROV A.R, FEDOSEEV A.V, PRANOVICH A.A, MORDVINOV A.A, TSKHADAJA N.D, GAVRIKOV V.V, PONOMAREV N.S

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