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  2. Refrigerant reclamation - Wikipedia

    en.wikipedia.org/wiki/Refrigerant_reclamation

    Reclamation of used refrigerant by an EPA-certified reclaimer is required in order to sell used refrigerant not originating from and intended for use with motor vehicle air conditioners and stationary equipment like air conditioners, refrigerators, central air conditioning systems (HVAC), and other cooling equipment.

  3. Air conditioning - Wikipedia

    en.wikipedia.org/wiki/Air_conditioning

    The units went on sale in 1932 at US$10,000 to $50,000 (the equivalent of $200,000 to $1,100,000 in 2023.) [20] A year later, the first air conditioning systems for cars were offered for sale. [34] Chrysler Motors introduced the first practical semi-portable air conditioning unit in 1935, [ 35 ] and Packard became the first automobile ...

  4. Recuperator - Wikipedia

    en.wikipedia.org/wiki/Recuperator

    In many types of processes, combustion is used to generate heat, and the recuperator serves to recuperate, or reclaim this heat, in order to reuse or recycle it. The term recuperator refers as well to liquid-liquid counterflow heat exchangers used for heat recovery in the chemical and refinery industries and in closed processes such as ammonia-water or LiBr-water absorption refrigeration cycle.

  5. Heating, ventilation, and air conditioning - Wikipedia

    en.wikipedia.org/wiki/Heating,_ventilation,_and...

    The first residential AC was installed by 1914, and by the 1950s there was "widespread adoption of residential AC". [ 13 ] The invention of the components of HVAC systems went hand-in-hand with the Industrial Revolution , and new methods of modernization, higher efficiency, and system control are constantly being introduced by companies and ...

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  7. Heat recovery ventilation - Wikipedia

    en.wikipedia.org/wiki/Heat_recovery_ventilation

    The specific equipment involved may be called an Energy Recovery Ventilator, also commonly referred to simply as an ERV. An ERV is a type of air-to-air heat exchanger that transfers latent heat as well as sensible heat. Because both temperature and moisture are transferred, ERVs are described as total enthalpic devices. In contrast, a heat ...

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  9. Friedrich Air Conditioning - Wikipedia

    en.wikipedia.org/wiki/Friedrich_Air_Conditioning

    By 1950, the company was a large manufacturer of commercial refrigeration equipment. It entered the relatively new field of air conditioning in 1952 with its first window air conditioning units. The company is credited with several innovations, including introducing the first refrigerated display case for food retailers.

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