(19)

(11)

EP 0 129 564 A1

(12)

(43) Date of publication: 02.01.1985 Bulletin 1985/01 (21) Application number: 84900004.0 (22) Date of filing: 16.12.1983

(51) International Patent Classification (IPC):  C12P 3/ 00( . ) C22B 3/ 18( . ) B03D 1/ 02( . ) C12R 1/ 01( . ) (86) International application number: PCT/AU1983/000186 (87) International publication number: WO 1984/002355 (21.06.1984 Gazette 1984/15)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 17.12.1982 AU 19820007312 (71) Applicant: BIOTECHNOLOGY AUSTRALIA PTY. LTD. East Roseville, NSW 2069 (AU)	(72) Inventors: KELLEY, Bruce, Charles Mosman, NSW 2088 (AU) HOLDEN, Peter, James Grays Point, NSW 2232 (AU) (74) Representative: Moore, Derek  Jensen & Son 70 Paul Street London EC2A 4NA London EC2A 4NA (GB)