نمایش نتیجه 41 تا 50 از 18673 نتیجه یافت شده برای O:
n: The abnormal pressure per meter in depth, usually express as MPa/m. It is the reference
of density of the mud and the procedure of the casing design.
a pore pressure higher than a column of sea water for that true vertical depth.
adv: on or in a ship, offshore drilling rig, helicopter, or production platform.
n: It is connected above the packer of DST tool, which is used to protect the tubular subs which are installed with bourdon tube.
n: wearing away by friction.
a form of mechanical weathering where loose fragments are transported with water or wind.
wearing away by friction.
حفاری سایشی
particles propelled at a velocity sufficient to cause cleaning or wearing away of a surface.
ساینده
a perforating process involving pumping a slurry of liquid and size particles through a nozzle to cut through steel and rock.
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