(19)

(11)

EP 0 197 146 A1

(12)

(43) Date of publication: 15.10.1986 Bulletin 1986/42 (21) Application number: 85905956.0 (22) Date of filing: 22.10.1985

(51) International Patent Classification (IPC):  G21F 9/ 30( . ) (86) International application number: PCT/US1985/002058 (87) International publication number: WO 1986/002770 (09.05.1986 Gazette 1986/10)

(84) Designated Contracting States: FR GB (30) Priority: 24.10.1984 US 19840664074 (71) Applicant: INVENTIVE PROCESSING COMPANY Phoenix, AZ 85034 (US)	(72) Inventor: HAGERTY, William, J. Space 30-B Phoenix, AZ 85034 (US) (74) Representative: Hoijtink, Reinoud, et al  Arnold & Siedsma, Advocaten en Octrooigemachtigden, Sweelinckplein 1 NL-2517 GK Den Haag NL-2517 GK Den Haag (NL)