The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 21, 1987
Filed:
Sep. 07, 1984
Applicant:
Inventors:
Laszlo Szemler, Budapest, HU;
Eva C Pechany, Budapest, HU;
Maria Langer, Budapest, HU;
Gyula Hruby, Budapest, HU;
Valeria Sike, Almasfuzito, HU;
Assignee:
Richter Gedeon Vegyeszeti Gyar R.T., Budapest, HU;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12P / ; C12P / ; C12N / ; C12R / ;
U.S. Cl.
CPC ...
435 86 ; 435253 ; 435 42 ; 435822 ;
Abstract
The invention relates to a process for the preparation of a fermentation broth containing coenzyme B.sub.12, with a new, anaerobic, mesophilic, methane-producing mixed micropopulation, under anaerobic, septic conditions, using a new broth containing methanol, precursors and partially known nutrients, In the new process according to the invention the improvement consists in