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Watson Valve Services, Incorporated, known as Watson Valve is an industrial company based in Houston, Texas. It makes, repairs and modifies valves used in the petrochemical industry . [ 1 ] The firm is privately owned and established in 1972.
Dresser Industries was a multinational corporation headquartered in Dallas, Texas, United States, which provided a wide range of technology, products, and services used for developing energy and natural resources.
An anti-siphon valve is also required here to prevent pressure drops in the water supply line from suctioning water out of the toilet tank (which may contain additives such as "toilet blue" [53]) and contaminating the water system. Anti-siphon valves function as a one-direction check valve. Anti-siphon valves are also used medically.
A check valve, non-return valve, reflux valve, retention valve, foot valve, or one-way valve is a valve that normally allows fluid (liquid or gas) to flow through it in only one direction. [ 1 ] Check valves are two-port valves, meaning they have two openings in the body, one for fluid to enter and the other for fluid to leave.
The crankcase air outlet, where the PCV valve is located, is generally placed as far as possible from the crankcase breather. For example, the breather and outlet are frequently on opposite valve covers on a V engine, or on opposite ends of the valve cover on an inline engine. The PCV valve is often, but not always, placed at the valve cover ...
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Turning a valve knob or lever adjusts flow by varying the aperture of the control device in the valve assembly. The result when opened in any degree is a choked flow . Its rate is independent of the viscosity or temperature of the fluid or gas in the pipe, and depends only weakly on the supply pressure , so that flow rate is stable at a given ...
Superior Air Parts started as a manufacturer of valve guides in 1967. The company branched out into FAA/PMA approved parts for general aviation aircraft. The company manufactures replacement parts for Lycoming and Continental aircraft engines. The cylinder assemblies use newer cylinder head alloys and fully hardened cylinder liners. [1]