Title:
【発明の名称】醗酵法ビタミンB↓1↓2の製法
Document Type and Number:
Japanese Patent JPS5937076
Kind Code:
B2
Abstract:
A process for fermentatively producing vitamin B12, which comprises cultivating a vitamin B12-producing microorganism belonging to at least one of the genus Arthrobacter and the genus Propionibacterium in the presence of a pre-cultivation product of a vitamin B12-producing microorganism belonging to at least the other genus, and separating vitamin B12 from the culture broth.
Inventors:
KOJIMA ICHIRO
SATO HIROSHI
FUJIWARA YASUO
SATO HIROSHI
FUJIWARA YASUO
Application Number:
JP6041477A
Publication Date:
September 07, 1984
Filing Date:
May 26, 1977
Export Citation:
Assignee:
NIPPON OIL CO LTD
International Classes:
C12P19/42; C12P39/00; (IPC1-7): C12P19/42
Attorney, Agent or Firm:
Heiyoshi Odashima