US Patent 5339639 - Freon free refrigerator. US Patent Issued on August 23, 1994. Estimated Patent Expiration Date: Icon_subject ...
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www.patentstorm.us/patents/5339639/description.html
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A refrigerator includes a cylinder containing a bed of adsorbent material and a gas, e.g. carbon dioxide. ... Refrigeration at about ambient temperature is currently achieved by using the compression cycle with halogenated hydrocarbons such as freon (Registered Trademark) gas as the refrigerating medium. ... Create Free Account...
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www.freepatentsonline.com/5339639.html
www.freepatentsonline.com/5339639.html
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Russian scientists have come out with a semiconducting material with thermal conductivity two times lower than any known analogue has.
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www.russia-ic.com/education_science/science/breakthroug...
www.russia-ic.com/education_science/science/breakthrough/394/
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Refrigerator - Wikipedia, the free encyclopedia
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A refrigerator (often called a " fridge " for short) is a cooling appliance comprising a thermally insulated compartment and a heat pump—chemical or mechanical means—to transfer heat from it to th...
en.wikipedia.org/wiki/Refrigerator
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Refrigeration - Wikipedia, the free encyclopedia
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Refrigeration is the process of removing heat from an enclosed space, or from a substance, and moving it to a place where it is unobjectionable. The primary purpose of refrigeration is lowering the t...
en.wikipedia.org/wiki/Refrigeration
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"For the future, we can envision a flat panel refrigerator. No more coils, ... Freon, one of the fluorochlorocarbons banned because of the damage it did to the ozone layer, was the most commonly used refrigerant. Now, a variety of coolants is available. Nevertheless, ... Get the latest science news with our free email newsletters,
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www.sciencedaily.com/releases/2008/08/080807144234.htm
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Holy Cross will pay you to dispose of your old refrigerator. If you take your old refrigerator to either a County landfill or salvage yard, Holy Cross will reimburse you up to $75.00. Landfills will only accept certified “Freon-free” refrigerators, thus the customer is responsible for removal of Freon.
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A free brochure, "Frequently Asked Questions About State Contracts," explains how to ... 1784156 Refrigerator and AC equipment--1 project; furnish and install a new modulating atomizing humidification system for each of the two (2) air handling units. Department:General Services ; Location:Harrisburg, Dauphin County, PA ;
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www.pabulletin.com/secure/data/vol27/27-10/state_contra...
www.pabulletin.com/secure/data/vol27/27-10/state_contract.html
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18/12/2009: Offre de technologie - Chemical-free water treatment device; ... 09/12/2009: Offre de technologie - Freon-free refrigerators for liquid and solid foodstuff storage and transportation;
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www.innovation.public.lu/html/portal/FR/getset/42/excha...
www.innovation.public.lu/html/portal/FR/getset/42/exchanges.jsp
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