ANORDNING FOER ATT GOERA HAOL I MARKEN

PCT No. PCT/SU89/00050 Sec. 371 Date Jan. 12, 1990 Sec. 102(e) Date Jan. 12, 1990 PCT Filed Feb. 21, 1989 PCT Pub. No. WO89/11005 PCT Pub. Date Nov. 16, 1989.An apparatus has an eccentric shaft on which are mounted rolls connected to one another by flexible members in the form of a corrugated collar...

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Hauptverfasser:	KLIMOV, NIKOLAI JURIEVICH, GOIKHMAN, YAKOV ALEXANDROVICH, KOVALEV, ALEXANDR SEMENOVICH, GERASIMENKO, NIKOLAI PETROVICH, BOBYLEV, LEONID MATVEEVICH, SVIRSCHEVSKY, VALENTIN KONSTANTINOVICH
Format:	Patent
Sprache:	fin
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Zusammenfassung:	PCT No. PCT/SU89/00050 Sec. 371 Date Jan. 12, 1990 Sec. 102(e) Date Jan. 12, 1990 PCT Filed Feb. 21, 1989 PCT Pub. No. WO89/11005 PCT Pub. Date Nov. 16, 1989.An apparatus has an eccentric shaft on which are mounted rolls connected to one another by flexible members in the form of a corrugated collar for end sealing of the rolls and with auxiliary members for radial sealing of the rolls. The auxiliary members are received in a radial clearance defined between the adjacent rolls which are made hollow.