METHOD OF RENNIN PRODUCING Russian patent published in 2000 - IPC

FIELD: biotechnology, biochemistry. SUBSTANCE: prepared abomasum tissue is extracted with sodium chloride solution and dispersed in extractive mixture of condensed gas taken among the group involving ammonia, nitrogen, inert gases, saturated and unsaturated hydrocarbons with up to 4 carbon atoms in their molecule and their mixtures. Dispersing results to generation of ultrasonic oscillation field in extractive mixture that intensifies the extraction process and kills microflora added with raw. Obtained sterile extract is separated and the end sterile product is isolated from its by the known procedures. EFFECT: enhanced output and quality of product. 2 cl