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

Publication After 18 month
The following Patent application have been published under Section 11A of the Patents
(Amendment) Act, 2005
21) Application No.:
577/MUMNP/2004
PCT/AU03/00506
Date: 30/04/2003
A (22) Date of filing of
Application:
(54) Title of the invention: DILUTION APPARATUS FOR A THICKENER.
(51) International classification: B 01 D 2/24 (71)
(30) Priority Data :
(31) Document No.: PS 2177
(32) Date : 07/05/2002
(33) Name of convention country : U.S.A.
(66) Filed U/s. 5(2) : NO
(61) Patent of addition to application No.: NIL
(62) Filed on : N.A.
(63) Divisional to Application No.: NIL
(64) Filed on : N.A.
(57) Abstract:
(72)
The invention provides an axial flow pump (1) for accurately
injecting supernatant liquid (2) from adjacent the liquid
surface (3) of a thickening tank (not shown) to dilute liquid in
a feedwell (4). The pump (1) includes a cup shaped receiving
vessel (5) submerged in the supernatant liquid. The pump
also includes a submerged impeller (6) mounted on a
rotatable shaft (7) for drawing liquid from the vessel (5) and
injecting it into the feedwell (4). The shaft (7) is driven by a
motor and associated gearbox (not shown). The pump is
responsive to system parameters for adjusting the flow rate of
the supernatant liquid.
Name of the Applicant:
OUTOKUMPU OYJ.
15/10/2004
Address of the Applicant:
RIIHITONTUNITE 7,
FIN-02200 ESPOO, FINLAND,
AFINNISH PUBLIC LIMTED
COMPANY.
Name of the Inventors:
01. TAYLOR DAVID JOHN
BUCHANAN
02. BELKE JEFFREY VICTOR
Figure: 01.
The Patent Office Journal 24.06.2005 17977