(19)

(11)

EP 0 055 705 A1

(12)

(43) Date of publication: 14.07.1982 Bulletin 1982/28 (21) Application number: 81900157.0 (22) Date of filing: 02.07.1980

(51) International Patent Classification (IPC):  C02F( . ) C02F 3/ 20( . ) C02F 3/ 12( . ) C02F 3/ 22( . ) (86) International application number: PCT/US1980/000831 (87) International publication number: WO 1982/000135 (21.01.1982 Gazette 1982/03)

(84) Designated Contracting States: AT CH DE FR GB LI LU NL SE (71) Applicant: BELVEAL, Robert E. New Iberia, LA 70560 (US)	(72) Inventor: BELVEAL, Robert E. New Iberia, LA 70560 (US) (74) Representative: Wagner, Karl H.  WAGNER & GEYER Patentanwälte Gewürzmühlstrasse 5 D-80538 München D-80538 München (DE)