SAFETY MECHANISM FOR INSTALLATION IN SOIL-SAMPLING TOOLING, WITH A SYSTEM FOR BLOCKING THE ESCAPE OF GAS/OIL IN THE STAGE OF RECOVERING THE INTERNAL TUBE CONTAINING THE SPECIMEN

"SECURITY MECHANISM FOR INSTALLATION IN SOIL DRILLING TOOLS, WITH GAS/OIL LEAKAGE LOCKING SYSTEM ON RECOVERY STAGE OF INTERNAL TUBE CONTAINING TOKEN", where a mechanism for installation on drilling equipment tooling (which uses barrel for the continuous token extraction), be developed with...

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Hauptverfasser:	PEREIRA DOS SANTOS Mario Cesar, SOARES EISELE Ronaldo, ROCHA Leandro Diniz Brandao, CAVALHEIRO Antonio Sergio, SUSS JUNIOR Hamilton, SCALON COTELLO Jose Roberto
Format:	Patent
Sprache:	eng
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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