Patents by Inventor Klaus Augstein

Klaus Augstein has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for disposal and reprocessing of environmentally hazardous substances from refrigeration systems
    Patent number: 5018361
    Abstract: In a method for the disposal and recovery of environmentally harmful substances, especially refrigerant from refrigerant systems, in which the refrigerant is aspirated from the refrigeration system with the aid of a compressor and liquefied, and after passing through an oil filter supplied to a disposal container, the invention provides that on its way to the compressor, the refrigerant is kept in the gaseous state by heating and is freed of foreign substances such as oil, water and dirt, which are collected in separate containers, and on its way from the compressor to the disposal container, in the liquid state, is subjected to further cleaning to remove the aforementioned substances.
    Type: Grant
    Filed: February 23, 1989
    Date of Patent: May 28, 1991
    Assignee: KSR Kuhlsysteme und Recycling GmbH & Co. KG
    Inventors: Willi Kroll, Klaus Augstein