ultimate pressure of vacuum pump

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• vacuum technology — Introduction       all processes and physical measurements carried out under conditions of below normal atmospheric pressure. A process or physical measurement is generally performed in a vacuum for one of the following reasons: (1) to remove the …   Universalium

• Vacuum — This article is about empty physical space or the absence of matter. For other uses, see Vacuum (disambiguation). Free space redirects here. For other uses, see Free space (disambiguation). Pump to demonstrate vacuum In everyday usage, vacuum is… …   Wikipedia

• Sorption pump — The sorption pump is a vacuum pump that creates a vacuum by adsorbing molecules on a very porous material like molecular sieve which is cooled by a cryogen, typically liquid nitrogen. The ultimate pressure is about 10 2 mbar. With special… …   Wikipedia

• предельное остаточное давление вакуумного насоса — Давление, к которому асимптотически стремится давление в стандартизованном испытательном объеме без выпуска газа и при нормально работающем насосе. [ГОСТ 5197 85] Тематики вакуумная техника EN ultimate pressure of vacuum pump DE Enddruck einer… …   Справочник технического переводчика

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