Patents Assigned to Crumb Rubber Technology, Inc.
  • Ambient air freezing system and process therefor
    Patent number: 5568731
    Abstract: An ambient air freezing system for producing chilled air in the cryogenic range of -120.degree. C. to -180.degree. C. without the use of cryogenic chemicals or other refrigerants.
    Type: Grant
    Filed: February 28, 1995
    Date of Patent: October 29, 1996
    Assignee: Crumb Rubber Technology, Inc.
    Inventor: Michael Reali