David A Kummer

US Patent:

42332664, Nov 11, 1980

Filed:

Sep 18, 1978

Appl. No.:

5/943135

Inventors:

David A. Kummer - Elburn IL

International Classification:

B01J 1900
C05F 1108
C12M 104

US Classification:

422184

Abstract:

A compost mixture for growing Agaricus birporus mushrooms is placed within a perforated fence surrounding a perforate portion of a floor in an enclosed space, and warm moist air is circulated up and out through the compost throughout the pasteurization process thereby maintaining the pressure in said space above that of the ambient while controlling the temperature and moisture content of the compost throughout a Phase II pasteurization process.