Search results
Results from the WOW.Com Content Network
Piston pump compared to a plunger pump. A piston pump is a type of positive displacement pump where the high-pressure seal reciprocates with the piston. [1] Piston pumps can be used to move liquids or compress gases. They can operate over a wide range of pressures. High pressure operation can be achieved without adversely affecting flow rate.
A diagram of a pumpjack. A pumpjack is the overground drive for a reciprocating piston pump in an oil well. [1]It is used to mechanically lift liquid out of the well if there is not enough bottom hole pressure for the liquid to flow all the way to the surface.
The company also provides aftermarket parts and service and offer rental to a broad range of customers. Headquartered in Houston, Texas since its founding in 1902, Stewart & Stevenson provides equipment and service to the global market from a network of sales and service centers in domestic and international locations. [4]
The company was conceived as DBC Online by Data Broadcasting Corporation in the fall of 1995. [2] The marketwatch.com domain name was registered on July 30, 1997. [3] The website launched on October 30, 1997, as a 50/50 joint venture between DBC and CBS News, then run by Larry Kramer [2] and co-founder and chairman, Derek Reisfield. [4]
Single-acting reciprocating pump consists of a piston of which only one side engages the fluid being displaced. [2] The simplest example would be a syringe. Double-acting reciprocating pump engage with both sides of the piston, each stroke of the piston carries out both suction and expulsion at the same time. Thus it require two inflow pipes ...
A new national stock exchange, based in Dallas, and backed by Wall Street heavyweights like BlackRock and Citadel Securities, is looking to take on the world-famous New York Stock Exchange and Nasdaq.
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
Cutaway side-view diagram of an axial piston pump 3-D rendering of an axial piston pump with the parts labeled Animation of an axial piston pump in operation. An axial piston pump has a number of pistons (usually an odd number) arranged in a circular array within a housing which is commonly referred to as a cylinder block, rotor or barrel.