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  2. Tsingshan Holding Group - Wikipedia

    en.wikipedia.org/wiki/Tsingshan_Holding_Group

    The Tsingshan Holdings Group (Chinese: 青山控股, ching-shan) is a Chinese private company active in the stainless steel and nickel industry. Xiang Guangda in 2017. Tsingshan Holdings was founded in 1988 by Xiang Guangda in Wenzhou. [2] It moved into the Indonesian nickel industry in 2009. [3] Among its assets are:

  3. Refrigeration - Wikipedia

    en.wikipedia.org/wiki/Refrigeration

    Peltier coolers are often used where a traditional vapor-compression cycle refrigerator would be impractical or take up too much space, and in cooled image sensors as an easy, compact and lightweight, if inefficient, way to achieve very low temperatures, using two or more stage peltier coolers arranged in a cascade refrigeration configuration ...

  4. Refrigerator - Wikipedia

    en.wikipedia.org/wiki/Refrigerator

    Food in a refrigerator with its door open. A refrigerator, commonly shortened to fridge, is a commercial and home appliance consisting of a thermally insulated compartment and a heat pump (mechanical, electronic or chemical) that transfers heat from its inside to its external environment so that its inside is cooled to a temperature below the room temperature. [1]

  5. Haier - Wikipedia

    en.wikipedia.org/wiki/Haier

    Haier was founded as Qingdao Refrigerator Co. in 1984. With China opening up to world markets, foreign corporations began searching for partnerships in China. One of these, Germany's refrigerator company Liebherr, entered into a joint-venture contract with Qingdao Refrigerator Co., offering technology and equipment to its Chinese counterpart.

  6. 2023 Indonesian used train import controversy - Wikipedia

    en.wikipedia.org/wiki/2023_Indonesian_used_train...

    In 2023, a controversy arose in Indonesia over the import of used Japanese rail units for use in the Commuterline network.. KAI Commuter, intending to import additional used Japanese trains to replace old rolling stock and expand the capacity of the network, failed to secure approval from a number of government bodies such as the Ministry of Industry and the Coordinating Ministry for Maritime ...

  7. Einstein refrigerator - Wikipedia

    en.wikipedia.org/wiki/Einstein_refrigerator

    The Einstein–Szilard or Einstein refrigerator is an absorption refrigerator which has no moving parts, operates at constant pressure, and requires only a heat source to operate. It was jointly invented in 1926 by Albert Einstein and his former student Leó Szilárd , who patented it in the U.S. on November 11, 1930 ( U.S. patent 1,781,541 ).

  8. Refrigerator car - Wikipedia

    en.wikipedia.org/wiki/Refrigerator_car

    A rare double-door refrigerator car used the "Hanrahan System of Automatic Refrigeration" as built by ACF, circa 1898. The car had a single, centrally located ice bunker which was said to offer better cold air distribution. The two segregated cold rooms were well suited for less-than-carload (LCL) shipments.

  9. Magnetic refrigeration - Wikipedia

    en.wikipedia.org/wiki/Magnetic_refrigeration

    In 1997, the first near room-temperature proof of concept magnetic refrigerator was demonstrated by Karl A. Gschneidner, Jr. by the Iowa State University at Ames Laboratory. This event attracted interest from scientists and companies worldwide who started developing new kinds of room temperature materials and magnetic refrigerator designs. [7]

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