| 摘要 |
A moving cavity motor or pump, such as a mud motor, comprising: a rotor, a stator, and one or more apparatus for constraining (i.e., controlling or limiting) the movement of the rotor relative to the stator, where the apparatus for constraining is operable with the rotor catch. |
| 申请人 |
SMITH INTERNATIONAL, INC.;MURRAY, WILLIAM;UNDERWOOD, LANCE, D.;CARIVEAU, PETER, THOMAS;JARVIS, BRIAN, P.;WILCOX, NIGEL;WILLIAMS, BRIAN;DOWNTON, GEOFFREY;LEE, LAWRENCE;SHUN, ONODERA;ALVARADO, DANIEL;PUSHKAREV, MAXIM;TUNC, GOKTURK;PLOP, ANDREI |
发明人 |
MURRAY, WILLIAM;UNDERWOOD, LANCE, D.;CARIVEAU, PETER, THOMAS;JARVIS, BRIAN, P.;WILCOX, NIGEL;WILLIAMS, BRIAN;DOWNTON, GEOFFREY;LEE, LAWRENCE;SHUN, ONODERA;ALVARADO, DANIEL;PUSHKAREV, MAXIM;TUNC, GOKTURK;PLOP, ANDREI |
