(19)
(11)
EP 0 960 236 A1
(12)
(43)
Date of publication:
01.12.1999
Bulletin 1999/48
(21)
Application number:
98905092.0
(22)
Date of filing:
10.02.1998
(51)
International Patent Classification (IPC):
D21C
9/
00
( . )
D21H
23/
04
( . )
D21H
17/
29
( . )
D21H
17/
67
( . )
D21H
17/
28
( . )
D21H
21/
10
( . )
(86)
International application number:
PCT/US1998/002925
(87)
International publication number:
WO 1998/035095
(
13.08.1998
Gazette 1998/32)
(84)
Designated Contracting States:
AT DE FI FR GB IT NL PT SE
(30)
Priority:
11.02.1997
US 19970797219
(71)
Applicant:
MINERALS TECHNOLOGIES INC.
New York, New York 10174-1901 (US)
(72)
Inventors:
HOCKMAN, John, Albert
Easton, PA 18042 (US)
SOHARA, Joseph, Andrew
Bethlehem, PA 18017 (US)
(74)
Representative:
Baillie, Iain Cameron
Ladas & Parry, Dachauerstrasse 37
80335 München
80335 München (DE)
(54)
LUMEN LOADING OF MINERAL FILLER INTO CELLULOSE FIBERS FOR PAPERMAKING