دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: one of the two large wheels joined by an axle and used to hold the drilling line on a cable-tool rig.

n: See band wheel.

old term for a large, often wooden wheel, in a cable tool rig.

n: the maximum lawful price that may be charged for the first sale of a specified NGPA category of natural gas. cellar n: a pit in the ground, usually lined with concrete, steel pipe, or wood, that provides additional height between the rig floor and the wellhead to accommodate the installation of blowout preventers, rathole, mousehole, and so forth. It also collects drainage water and other fluids for subsequent disposal.

carbon with a type of Kerogen content that has low potential to generate hydrocarbons (generally woody carbon).

n: any fitting, appurtenance, or structural member that affects the capacity of an oil storage tank. It is positive if it increases tank capacity and negative if it decreases capacity.

n: a European term for datum plate. dip rod n: a rigid length of wood or metal that is provided with a scale for measurement and usually graduated in units of volume. It is used for manual measurement of liquid in a container. Also called dipstick.

n: a wooden pole which is used to carry headframe.

n: any material (such as paper, cork, asbestos, or rubber) used to seal two essentially stationary surfaces.

n: any material can be used to seal airtight two fasten surface。For example ， paper 、softwood、asbestos 、rubber and so on。



any of several replaceable seals in equipment or tools.

n: a method for removing small concentrations of hydrogen sulphide from natural gas by passing the gas over a bed of wood shavings that have been impregnated with a form of iron oxide (iron sponge). The hydrogen sulphide reacts with the iron oxide, forming iron sulphide and water.

n: a kinds of method that eliminate the hydrogen sulfide of natrual gas.

n: a device used to support the end of a length of pipe while another length is being screwed onto the pipe. Sometimes referred to as a stabbing jack.

n: a brace that is made of wood or metal.

n: The component of a tree that is extracted in the paper-manufacturing process and used as an additive in drilling fluids. Specifically, lignin is a highly polymerized, amorphous material that makes up the middle lamella of woody fibers and cements the fibe