DEVICE FOR MAKING HOLES IN THE GROUND von SERGEI IGOREVICH DEMENTIEV, PETR VLADIMIROVICH DOBROSELSKY, IGOR VLADIMIROVICH NIKOLAEV, VASILY GRIGORIEVICH VERGANOVSKY, SERGEI ALEXANDROVICH KORYSHEV, BORIS GRIGORIEVICH GOLDSHTEIN, VLADIMIR ELIEVICH SHABAT

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DEVICE FOR MAKING HOLES IN THE GROUND von NIKOLAEV, IGOR VLADIMIROVICH, GOLDSHTEIN, BORIS GRIGORIEVICH, DOBROSELSKY, PETR VLADIMIROVICH, KORYSHEV, SERGEI ALEXANDROVICH, VERGANOVSKY, VASILY GRIGORIEVICH, SHABAT, VLADIMIR ELIEVICH, DEMENTIEV, SERGEI IGOREVICH

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REQUIRED DIRECTION DURING ADVANCEMENT OF A HOLE-MAKING DEVICE AND DEVICE FOR MAKING HOLES IN THE GROUND von OLEG IGOREVICH NIKOLAEV, IGOR VLADIMIROVICH NIKOLAEV, VASILY GRIGORIEVICH VERGANOVSKY, VLADIMIR VLADIMIROVICH DOBROSELSKY, BORIS GRIGORIEVICH GOLDSHTEIN, LEONID AVRUMOVICH GORNIK, PETR VLADIMIROVICH DOBROSELSKY, SERGEI ALEXEEVICH KORYSHEV, VLADIMIR IVANOVICH PANCHENKO, ALEXANDR ROMANOVICH LATYNSKY, GENNADY SERGEEVICH LOBASHOV, VLADIMIR ELIEVICH SHABAT, OLEG NIKOLAEVICH YARMOLJUK

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METHOD FOR CORRECTING THE DEVIATION OF A HOLE FROM REQUIRED DIRECTION DURING ADVANCEMENT OF A HOLE-MAKING DEVICE AND DEVICE FOR MAKING HOLES IN THE GROUND von GOLDSHTEIN, BORIS GRIGORIEVICH, PANCHENKO, VLADIMIR IVANOVICH, DOBROSELSKY, PETR VLADIMIROVICH, LATYNSKY, ALEXANDR ROMANOVICH, LOBASHOV, GENNADY SERGEEVICH, VERGANOVSKY, VASILY GRIGORIEVICH, NIKOLAEV, OLEG IGOREVICH, GORNIK, LEONID AVRUMOVICH, NIKOLAEV, IGOR VLADIMIROVICH, DOBROSELSKY, VLADIMIR VLADIMIROVICH, YARMOLJUK, OLEG NIKOLAEVICH, SHABAT, VLADIMIR ELIEVICH, KORYSHEV, SERGEI ALEXEEVICH

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