(19)
(11) EP 0 701 476 A1

(12)

(43) Date of publication:
20.03.1996 Bulletin 1996/12

(21) Application number: 95911188.0

(22) Date of filing: 14.03.1995
(51) International Patent Classification (IPC): 
B01D 17/ 02( . )
B01J 20/ 12( . )
C01B 33/ 26( . )
C02F 1/ 40( . )
 B01D 17/ 022( . )
B03B 5/ 68( . )
C02F 1/ 28( . )
(86) International application number:
PCT/CZ1995/000002
(87) International publication number:
WO 1995/024963 (21.09.1995 Gazette 1995/40)
(84) Designated Contracting States:
DE GR

(30) Priority: 16.03.1994 CZ 19940000597

(71) Applicant: VODNI STAVBY PRAHA
CZ-170 04 Praha 7 (CZ)

(72) Inventors:
  • HRUSA, Emil
    140 02 Praha 4 (CZ)
  • SIEGEL, Ludvik
    140 00 Praha 4 (CZ)
  • PODUSKA, Jaroslav
    312 17 Plzen (CZ)

(74) Representative: Schick, Carl, et al 
Isler & Pedrazzini AG Patentanwälte Postfach 6940
CH-8023 Zürich
CH-8023 Zürich (CH)

   


(54) METHOD OF TREATMENT OF WATER POLLUTED PREDOMINANTLY BY AN OILY COMPONENT USING BENTONITE