(19)
(11)
EP 1 126 906 A1
(12)
(43)
Date of publication:
29.08.2001
Bulletin 2001/35
(21)
Application number:
99914001.5
(22)
Date of filing:
26.03.1999
(51)
International Patent Classification (IPC)
7
:
B01D
29/11
,
B01D
29/15
,
B01D
29/23
,
B01D
29/44
,
D21D
5/16
(86)
International application number:
PCT/US9906/120
(87)
International publication number:
WO 9950/019
(
07.10.1999
Gazette 1999/40)
(84)
Designated Contracting States:
AT BE CH DE DK ES FI FR GB IE IT LI NL SE
(30)
Priority:
30.03.1998
US 79892 P
(71)
Applicant:
Tecomet Inc.
Wilmington, MA 01887 (US)
(72)
Inventors:
CERRI, Donald
Pelham, NH 03076 (US)
DIMASCIO, Joseph
North Reading, MA 01864 (US)
DURKIN, Ken
Marlboro, MA 01752 (US)
(74)
Representative:
Warren, Anthony Robert
BARON & WARREN,18 South End,Kensington
London W8 5BU
London W8 5BU (GB)
(56)
References cited: :
(54)
WEDGEWIRE PRESSURE SCREEN AND METHOD FOR MAKING SAME