APPARATUS FOR DRILLING AND HYDRAULIC TESTING OF WELLS
PESHKOV ANDREJ A,SU, TARASOV VLADIMIR A,SU, SAVELEV VYACHESLAV N,SU, LIPOVETSKIJ ALEKSANDR A,SU
Year of Publication 23.11.1990
Get full text
Year of Publication 23.11.1990
Patent
APPARATUS FOR DRILLING AND EXCAVATING MATERIALS FROM UNDERGROUND FORMATIONS
PESHKOV ANDREJ A,SU, TARASOV VLADIMIR A,SU, SAVELEV VYACHESLAV N,SU, LIPOVETSKIJ ALEKSANDR A,SU
Year of Publication 28.02.1990
Get full text
Year of Publication 28.02.1990
Patent