Derwent WPI/L Online Abstract Accession No. 66-41270F, JP, B. 44-28476 (Ashai Chemical Industries, Co. Ltd.). |
Derwent WPI/L Online Abstract Accession No. 87-332947, SU, A, 686463 (Moscow Lomonosov Univ.) Apr. 30, 1987. |
Derwent Abstract Accession No. 88-097051/14, Class D15, SU, A, 1331889 (As Belo Microbiolog.) Aug. 23, 1987. |
AU, A, 39465/89 (Alcan International Ltd), Feb. 15, 1990. |
Patent Abstracts of Japan, M-77, p. 1368, JP, A, 52-19468 (Suntory K K) Feb. 14, 1977. |
Patent Abstracts of Japan, C-311, p. 166, JP, A, 60-122099 (Fuji Denki Sougou Kenkyusho K K) Jun. 29, 1985. |
Database WPIL, Accession No. 88-097051 [14], Derwent Publications Ltd., London, GB; & SU-A-331 889 (Kovalenko et al.). |