- producing well valve
- Sakhalin energy glossary: PWV
Универсальный русско-английский словарь. Академик.ру. 2011.
Универсальный русско-английский словарь. Академик.ру. 2011.
Valve audio amplifier — A valve (UK) audio amplifier or vacuum tube (US) audio amplifier is a valve amplifier used for sound recording, reinforcement, or reproduction. Until the invention of solid state devices such as the transistor, all electronic amplification was… … Wikipedia
Valve amplifier — A valve amplifier or tube amplifier is a type of electronic amplifier that make use of vacuum tubes instead of solid state semiconductor devices (such as transistors). As any other electronic amplifier they serve to increase the power and/or… … Wikipedia
Christmas tree (oil well) — Oil well Christmas tree In petroleum and natural gas extraction, a Christmas tree, or tree , (not wellhead as sometimes incorrectly referred to) is an assembly of valves, spools, and fittings used for an oil well, gas well, water injection well,… … Wikipedia
Oil well — The pumpjack, such as this one located south of Midland, Texas, is a common sight in West Texas. An oil well is a general term for any boring through the earth s surface that is designed to find and acquire petroleum oil hydrocarbons. Usually… … Wikipedia
2-stroke power valve system — The 2 stroke power valve system is an improvement to a conventional two stroke engine that gives a high power output over a wider RPM range. Operation of a two stroke engine A stroke is the action of a piston travelling the full length of its… … Wikipedia
Dixon Valve & Coupling Company — is a manufacturer and supplier of hose fittings and accessories. The company, often referred to as just Dixon, offers products for fire protection, food processing, dairy processing, beverage and brewery operations, industrial manufacturing,… … Wikipedia
Overhead valve — OHV redirects here. OHV may also refer to Off highway vehicle. Components of a pushrod valve actuation system … Wikipedia
Aortic valve stenosis — Classification and external resources ICD 10 I35.0, I06.0, Q23.0 … Wikipedia
List of valve amplifier designs — Main article: Valve audio amplifier Some of the best known valve amplifiers are listed here. Contents 1 Leak TL/12 2 Williamson 3 Mullard 5 10 4 Dynaco … Wikipedia
Notable historic valve amplifier designs — Some of the best known valve amplifiers are listed here.Leak TL/12The first commercially produced amplifier with distortion of 0.1% was the LEAK Type 15 Point One of 1945, using KT66 vacuum tubes (valves) connected as triodes, with 26dB feedback… … Wikipedia
English Electric Valve Company — English Electric Valve Company, currently known as E2V, is an English electronics company.The company was founded in Chelmsford, Essex in 1947 under Serge Eisenstein. [http://www.firedirect.net/Profiles/0802 e2v/0802 001.htm Fire Direct company… … Wikipedia