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A 0.75 HP bore-well submersible pump which had been used to pump groundwater One style of submersible pump for industrial use. Outlet pipe and electrical cable not connected. A submersible pump (or electric submersible pump (ESP) is a device which has a hermetically sealed motor close-coupled to the pump body. The whole assembly is submerged in ...
A diagram of Bushnell's American Turtle David Bushnell (August 30, 1740 – 1824 or 1826), of Westbrook, Connecticut , was an American inventor , a patriot , a teacher, and a medical doctor. Bushnell invented the first submarine to be used in battle, Turtle , as well as a floating mine triggered by contact.
The corporate history of Goulds Pumps began in Seneca Falls, New York in 1848, when Seabury S. Gould purchased the interests of Edward Mynderse and H.C. Silsby in Downs, Mynderse & Co., a pump making business which had started up in 1840. The company, known as Downs & Company until 1869, cast and assembled the world's first all-metal pump in 1849.
Cornelis Jacobszoon Drebbel [1] (Dutch pronunciation: [kɔrˈneːlɪ ˈɕaːkɔpsoːn ˈdrɛbəl]; [a] 1572 – 7 November 1633) was a Dutch engineer and inventor. He was the builder of the first operational submarine in 1620 and an innovator who contributed to the development of measurement and control systems, optics and chemistry.
The boiler; the engine; the condenser and air-pump; the feedpump and the economiser, are indicated by rectangles upon the diagram. The flow of heat is shown as a stream, the width of which gives the amount of heat entering and leaving each part of the plant per unit of time; the losses are shown by the many waste branches of the stream.
1869 Birdsill Holly fire-hydrant. Birdsill Holly Jr. (November 8, 1820 – April 27, 1894) was an American mechanical engineer and inventor of water hydraulics devices. He is known for inventing mechanical devices that improved city water systems and patented an improved fire hydrant that is similar to those used currently for firefighting.
Writing for Indy Voices this week, submariner David Bessell said the occupants are facing an anxious wait for rescue against the clock “with nothing but their own thoughts and desperate hope ...
By 1938 it is estimated that two percent of all oil produced in the US was lifted by an Arutunoff pump. He was inducted into the Oklahoma Hall of Fame in 1974. The company he started, soon renamed Reda Pump, an acronym of Russian Electrical Dynamo of Arutunoff, was acquired by Schlumberger. He died in February 1978 in Bartlesville. [1] [2]