(19)

(11)

EP 0 305 388 A1

(12)

(43) Date of publication: 08.03.1989 Bulletin 1989/10 (21) Application number: 87903220.0 (22) Date of filing: 18.05.1987

(51) International Patent Classification (IPC):  B22F 5/ 08( . ) F16H 55/ 30( . ) B22F 7/ 06( . ) (86) International application number: PCT/AU1987/000140 (87) International publication number: WO 1987/006863 (19.11.1987 Gazette 1987/25)

(84) Designated Contracting States: DE FR GB IT SE (30) Priority: 16.05.1986 AU 19860005934 (71) Applicant: NILSEN SINTERED PRODUCTS (AUSTRALIA) PTY LTD Northcote, VIC 3070 (AU)	(72) Inventors: TURNEY, Norman, James Research, VIC 3095 (AU) RIDSDALE, Alan Mill Park, VIC 3082 (AU) SERVENT, David, Ian Montmorency, VIC 3094 (AU) (74) Representative: Lunt, George Francis Mark  Wolff & Lunt 62 Queens Road Reading Berkshire RG1 4BP Reading Berkshire RG1 4BP (GB)