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  2. Hand pump - Wikipedia

    en.wikipedia.org/wiki/Hand_pump

    Deep well hand pumps are used for high lifts of more than 15 m. The weight of the column of water is too great to be lifted directly and some form of mechanical advantage system such as a lever or flywheel is used. High lift pumps need to be stronger and sturdier to cope with the extra stresses.

  3. List of companies of Sri Lanka - Wikipedia

    en.wikipedia.org/wiki/List_of_companies_of_Sri_Lanka

    Location of Sri Lanka. Sri Lanka is an island country located southeast of the Republic of India and northeast of the Maldives.According to the International Monetary Fund, Sri Lanka's GDP in terms of purchasing power parity is second only to the Maldives in the South Asian region in terms of per capita income.

  4. List of government-owned companies of Sri Lanka - Wikipedia

    en.wikipedia.org/wiki/List_of_government-owned...

    Airport and Aviation Services (Sri Lanka) Limited; The Associated Newspapers of Ceylon Ltd; B.C.C. Lanka Ltd; B.O.C. Bank; CTB BUS; Lynx BUS; Building Materials Corporation Ltd

  5. India Mark II - Wikipedia

    en.wikipedia.org/wiki/India_Mark_II

    The pump is installed on top of a drilled well or borehole and lifts water from the bottom of the well through repeatedly moving the pump handle up and down. Several manufacturers, primarily in India, manufacture the pump which now falls under public domain. By the mid-1990s, five million of the pumps had been manufactured and installed. [3]

  6. Water well pump - Wikipedia

    en.wikipedia.org/wiki/Water_well_pump

    Deep well pumps extract groundwater from subterranean aquifers, offering a reliable source of water independent of municipal networks. These pumps, often submersible and powered by electricity, can access water reserves located much deeper than shallow wells, ensuring a consistent supply even during periods of drought.

  7. Pumping station - Wikipedia

    en.wikipedia.org/wiki/Pumping_station

    The storage volume of the wet well between the "pump on" and "pump off" settings is designed to minimize pump starts and stops, but is not so long a retention time as to allow the sewage in the wet well to go septic. Sewage pumps are almost always end-suction centrifugal pumps with open impellers and are specially designed with a large open ...

  8. Category:Pump manufacturers - Wikipedia

    en.wikipedia.org/wiki/Category:Pump_manufacturers

    Pages in category "Pump manufacturers" The following 58 pages are in this category, out of 58 total. This list may not reflect recent changes. A. Albany Pumps;

  9. Submersible pump - Wikipedia

    en.wikipedia.org/wiki/Submersible_pump

    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 ...

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