24/06/2005 - Controller General of Patents, Designs, and Trade Marks

(21) Application No1674/DEL/ 1997 A (22) Date of filing of Application 20/06/1997
(54) Title of the invention: “A DEVICE FOR REMOVING LIQUID FROM A
MIXTRUE OF LIQUID AND SOLID MATTER.”
(51) International Classification 7 : B01 D33/04,
B01 D33/64
(30) Priority Data:
(31) Document No.: 91201199.6, pv1474-91,
2042833-3, 116088/91, 91-8166
(32) Date: 17/5/1991, 20/5/1991,
17/5/1991,21/5/1991, 20/5/1991
(33) Name of convention country: EP, CZECH,
CANADA, JAPAN, and S. KOREA.
(66) Filed U/s 5(2): NIL
(61) Patent of addition to application No.: NA
(62) Filed on: NA
(63) Divisional to Application No.: NIL
(64) Filed on: NA
Total No Of Page: 14
(57) Abstract
(71) Name of the applicant:
PANNEVIS B.V., A DUTCH
CORPORATION
Address of the Applicant:
24,3542 An Utrecht, The Netherlands.
(72) Name of the Inventor:
ALPHONS ARNOLDUS JOHNNES
ANTONIUS PRINSSEN
A device for removing liquid from a mixture of liquid and solid matter, provided with an endless
conveyor belt (28) which is previous to liquid and with one or more casings (29) over which a
conveying portion of the conveyor belt (28) moving the mixture during operation is led, whereby
means are provided for intermittently effecting a relative movement between the casings (29) and
the conveyor belt (28) and the casing(s) (29) do not move with respect to each other, characterized
in that a plurality of pressure rollers (9) extending transversely to the direction of movement are
disposed above a conveying portion of the conveyor belt extending over a casing (29) having a
fixed position, whilst means are provided by which said pressure rollers (9) can be independently
pressed down in the direction of the conveying portion and be moved in a direction away from the
conveying portion.
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