دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: an estimate of costs prepared by a lease operator and sent to each non operator with a working interest for approval before work is under taken. Normally used in connection with well-drilling operations.

n: A document signed by management that authorizes funds to be spent against an approved budget.

n: a well into which salt water or spent chemical is pumped, most commonly part of a saltwater-disposal system.

a well into which fluids such as produced water and some liquid wastes can be injected. It is in a non hydrocarbon, non-fresh water sand and is not connected to the hydrocarbon bearing formation.

n: drilling the per foot length of drill hole spent the average costs

a brown, gelatinous precipitate that comes out of a spent acid solution when the acid spends completely or when the Ferrous Iron (+2) in solution at pH > 1.8 oxidizes to Ferric iron (+3).

n: gas lift gas that has returned to the surface and is not reinjected into the gas lift system;rather, it is transferred to a pipeline. Sometimes called spent gas lift gas.

the gas lift gas produced from a well that is transferred into the pipeline.

adj: descriptive of a substance whose strength or merit has been exhausted in a process. For example, after a well has been acidized, any acid that remains in the well is said to be a spent acid because its strength has been used up in the acidizing process.

n: see recoverable gas lift gas.

n: All kinds of performance can not fulfill requirement ,and can not come to applied acquirement after different mechanical and chemical process.

n: an additive used to hold the fine clay and silt particles that sometimes remain after an acidizing treatment in suspension;i.e., it keeps them from settling out of the spent acid until it is circulated out.

the time spent waiting on cement to reach sufficient strength to proceed with operations.