(19)

(11)

EP 0 183 729 A1

(12)

(43) Date of publication: 11.06.1986 Bulletin 1986/24 (21) Application number: 85902403.0 (22) Date of filing: 09.05.1985

(51) International Patent Classification (IPC):  B22D 39/ 00( . ) F04D 7/ 06( . ) F04B 15/ 04( . ) (86) International application number: PCT/US1985/000845 (87) International publication number: WO 1985/005411 (05.12.1985 Gazette 1985/26)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 15.05.1984 US 19840610365 (71) Applicant: BATTELLE DEVELOPMENT CORPORATION Columbus Ohio 43201 (US)	(72) Inventors: BARTILSON, Benjamin, M. Columbus, OH 43220 (US) OVERTURF, John, R. Lancaster, OH 43130 (US)