WEAR SUB von SHTAKHOV EVGENIJ NIKOLAEVICH, BOJARKIN ALEKSEJ ALEKSANDROVICH, SHTAKHOV JURIJ NIKOLAEVICH

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EXPANDING OPEN WELL BORE REAMER von LEDJASHOV OLEG ALEKSANDROVICH, VELICHKO ANDREJ VIKTOROVICH, SHTAKHOV EVGENIJ NIKOLAEVICH, RJABOKON' SERGEJ ALEKSANDROVICH, VOLOSATOV ALEKSANDR EVGEN'EVICH

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DOWNHOLE HYDRAULIC JACK FOR RELEASING OF STUCK PIPES von LEDJASHOV OLEG ALEKSANDROVICH, IVASHCHENKO NIKOLAJ NIKOLAEVICH, VELICHKO ANDREJ VIKTOROVICH, SHTAKHOV EVGENIJ NIKOLAEVICH, VOLOSATOV ALEKSANDR EVGEN'EVICH

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COMPOSITION FOR PREPARATION OF PROCESS LIQUIDS WITHOUT SOLID PHASE OF DENSITY TO 1,60 g/m3 von LAMOSOV MIKHAIL EVGEN'EVICH, SHTAKHOV EVGENIJ NIKOLAEVICH, BOJARKIN ALEKSEJ ALEKSANDROVICH

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COMPOSITION FOR PREPARING HIGH-DENSITY NON-SOLID PHASE PROCESS LIQUIDS von LAMOSOV MIKHAIL EVGEN'EVICH, SHTAKHOV EVGENIJ NIKOLAEVICH, BOJARKIN ALEKSEJ ALEKSANDROVICH

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PROCEDURE FOR WELL KILLING von LAMOSOV MIKHAIL EVGEN'EVICH, SHTAKHOV EVGENIJ NIKOLAEVICH, BOJARKIN ALEKSEJ ALEKSANDROVICH

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COMPOSITION FOR PREPARATION OF TECHNOLOGICAL LIQUID FOR COMPLETION AND REPARING OF OIL AND GAS WELLS von SHTAKHOV EVGENIJ NIKOLAEVICH, LAMOSOV MIKHAIL EVGEN'EVICH, BOJARKIN ALEKSEJ ALEKSANDROVICH

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PRESERVATIVE SUB von KHADIEV DANIJAR NURGAJASOVICH, SHTAKHOV EVGENIJ NIKOLAEVICH, BOJARKIN ALEKSEJ ALEKSANDROVICH, SHTAKHOV JURIJ NIKOLAEVICH

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MODIFIED CURING COMPOSITION FOR HARDENING MINERALISED DRILLING SLUDGE ("£"-1) von MATYTSYN VLADIMIR IVANOVICH, SHTAKHOV EVGENIJ NIKOLAEVICH, BOJARKIN ALEKSEJ ALEKSANDROVICH, PETROS'JAN MARINA VLADIMIROVNA, FILIPPOV ANATOLIJ PETROVICH

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BLOCKING LIQUID FOR WELL PLUGGING WITH ABNORMALLY LOW FORMATION PRESSURE von KHADIEV DANIJAR NURGAJASOVICH, DMITRUK VLADIMIR VLADIMIROVICH, SHTAKHOV EVGENIJ NIKOLAEVICH, BOJARKIN ALEKSEJ ALEKSANDROVICH, RAKHIMOV NIKOLAJ VASIL'EVICH

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