申请人 |
PARTICLE DRILLING TECHNOLOGIES, INC.;TIBBITTS, GORDON, A.;PADGETT, PAUL, O.;HARDER, NATHAN, J.;VUYK, ADRIAN, JR.;GALLOWAY, GREGORY, G.;CURLETT, SAMUEL, R.;CURLETT, HARRY, B. |
发明人 |
TIBBITTS, GORDON, A.;PADGETT, PAUL, O.;HARDER, NATHAN, J.;VUYK, ADRIAN, JR.;GALLOWAY, GREGORY, G.;CURLETT, SAMUEL, R.;CURLETT, HARRY, B. |