(19)

(11)

EP 0 067 205 A1

(12)

(43) Date of publication: 22.12.1982 Bulletin 1982/51 (21) Application number: 82900336.0 (22) Date of filing: 11.01.1982

(51) International Patent Classification (IPC):  F03G 7/ 10( . ) (86) International application number: PCT/BR1982/000001 (87) International publication number: WO 1982/002316 (22.07.1982 Gazette 1982/18)

(84) Designated Contracting States: AT BE CH DE FR GB LI LU NL SE (30) Priority: 12.01.1981 BR 19810000138 (71) Applicant: GONZAGA, Joaquim Torres Minas Gerais (BR)	(72) Inventor: GONZAGA, Joaquim Torres Minas Gerais (BR)