F - Mech Eng,Light,Heat,Weapons – 04 – D
Patent
F - Mech Eng,Light,Heat,Weapons
04
D
F04D 7/04 (2006.01) F04D 29/06 (2006.01) F04D 29/10 (2006.01)
Patent
CA 2704733
A mud pit for holding solids laden drilling fluid, the mud pit comprising a container (8) and a pump apparatus (30) having a shaft (276,332), a motor (54,334) to drive the shaft and a housing (252,336) enclosing at least part of the shaft (276,352) characterised in that said housing (252,336) compris es an enclosed non - vented structure comprising a packing structure (170,310) and bearing apparatus (278,280,352,354) around the shaft (276,332) and within said housing (252,336).
L'invention concerne un bassin à boue pour contenir un fluide de forage chargé de matières solides, le bassin à boue comprenant un conteneur (8) et un appareil de pompe (30) ayant un arbre (276, 332), un moteur (54, 334) pour entraîner l'arbre et un boîtier (252, 336) enfermant au moins une partie de l'arbre (276, 352), caractérisé par le fait que ledit boîtier (252, 336) comprend une structure non ventilée fermée comprenant une structure de garniture (170, 310) et un appareil de support (278, 280, 352, 354) autour de l'arbre (276, 332) et à l'intérieur dudit boîtier (252, 336).
Angelle Clinton James
Love William Wray
Mcfadden Fincham
National Oilwell Varco Lp
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