Textiles: fiber preparation
Patent
1976-06-07
1977-11-08
Tanenholtz, Alvin E.
Textiles: fiber preparation
C07B 2902
Patent
active
040574695
ABSTRACT:
The improvement in a process for the production of 17-hydroxyandrosta-1,4-dien-3-one and androsta-1,4-diene-3,17-dione by the microbiological oxidation of a sterol, its 4-en-3-one derivative or its 1,4-dien-3-one derivative, which comprises adding to the culture medium at least one glyceride-containing substance selected from the group consisting of glycerides, fats, oil seeds and oil fruits in an amount sufficient that the culture medium contains at least 0.3 percent by weight of glycerides.
REFERENCES:
patent: 2756179 (1956-07-01), Fried et al.
patent: 2902410 (1959-09-01), Weintraub
patent: 3388042 (1968-06-01), Arima et al.
patent: 3684656 (1972-08-01), Waard
patent: 3684657 (1972-08-01), Krachy et al.
Rose, Industrial Microbiology, p. 273 (1961).
Imada Yukio
Kinoshita Masayuki
Machida Hajime
Nagasawa Michitaro
Nishikawa Daikichiro
Mitsubishi Chemical Industries Ltd.
Tanenholtz Alvin E.
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