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Schwing Concrete pump. The Schwing Group was founded as a medium-sized enterprise on 17 March 1934, by Friedrich Wilhelm Schwing (* 1909; † 1992), a locksmith from Wanne-Eickel. In 1957, Schwing built the world's first oil-hydraulic two-cylinder concrete pump. Starting in 1964, the company also built the first large concrete mixers.
A concrete pump is a machine used for transferring liquid concrete by pumping. There are different types of concrete pumps. A common type of concrete pump for large scale construction projects is known as a boom concrete pump, because it uses a remote-controlled articulating robotic arm (called a boom) to place concrete accurately. It is ...
The business group is the world's second largest concrete pump manufacturer, behind Putzmeister, another German manufacturer and subsidiary of the Sany Group. [ 6 ] [ 2 ] [ 7 ] Product-wise, XCMG's 3,600-tonne, 88,000 tonne-meter rated lattice boom crawler crane for power generation plants and petrochemical facilities began its production that ...
The technology is simple, typically using a parallel-bar double-cam lift driven from a low-power electric motor, although the number of pumpjacks with stroke lengths 54 inches (1.4 m) and longer being used as water pumps is increasing. A short video recording of such a pump in action can be viewed on YouTube. [6]
A windpump is a wind-driven device which is used for pumping water. The windmills at Kinderdijk in the village of Kinderdijk, Netherlands is a UNESCO World Heritage Site De Olifant at Burdaard, Friesland. Windpumps were used to pump water since at least the 9th century in what is now Afghanistan, Iran and Pakistan. [1]
Anna-Lena Schwing (born 1996), German actress; Carl Georg Schwing (1778–1858), German jurist and mayor of Stralsund; Hans-Elmar Schwing (born 1972), German chess player; Hellmuth Schwing, German infantry commander; Roland Schwing (1949–2017), German politician; William Schwing Patout III (1932–2017), American businessman and agricultural ...
Oil spill containment boom holding back oil Two Indian Coast Guard vessels deploying an ocean boom. A containment boom is a temporary floating barrier used to contain an oil spill. Booms are used to reduce the possibility of polluting shorelines and other resources, and to help make recovery easier.
A boom is "a barrier composed of a chain of floating logs enclosing other free-floating logs, typically used to catch floating debris or to obstruct passage". [3] The Susquehanna Boom extended seven miles (11 km) upstream [ 4 ] from Duboistown to the village of Linden in Woodward Township where it was interrupted to create a channel across the ...