Process for fermentatively producing vitamin B.sub.12
US4119492A · kind A · utility
3Cited by
2References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 28, 1977 |
| Grant date | Oct 10, 1978 |
| Priority date | — |
| Expiry date | Jan 28, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S435/83
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
A process for producing vitamin B.sub.12, which comprises cultivating a vitamin B.sub.12 -producing micro-organism of the genus Arthrobacter under aerobic conditions in a culture medium containing at least one compound selected from the group consisting of alcohols with 2 or 3 carbon atoms and ketones, and separating vitamin B.sub.12 from the culture broth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.