Chemical metering pump

Details for Australian Patent Application No. 2001240352 (hide)

Owner Speight, C. The Water Corporation

Inventors Speight, Christopher

Agent Wrays

Pub. Number AU-B-2001240352

PCT Pub. Number WO01/66943

Priority PQ6162 10.03.00 AU

Filing date 12 March 2001

Wipo publication date 17 September 2001

Acceptance publication date 13 April 2006

International Classifications

F04B 13/00 (2006.01) Pumps specially modified to deliver fixed or variable measured quantities

B65D 83/76 (2006.01) Containers or packages with special means for dispensing contents - for dispensing fluent material by means of a piston or the like

B66F 9/00 (2006.01) Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes

B67D 5/00 (2006.01)

B67D 5/38 (2006.01)

B67D 5/40 (2006.01) -

F04B 23/02 (2006.01) Pumping installations or systems

F04B 41/02 (2006.01) Pumping installations or systems specially adapted for elastic fluids

F04B 49/00 (2006.01) Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups

G01F 3/00 (2006.01) Measuring the volume flow of fluids or fluent solid material wherein the fluid passes through the meter in successive and more or less isolated quantities, the meter being driven by the flow

G01F 11/08 (2006.01) Metering by volume

Event Publications

13 April 2006 Application Accepted

  Published as AU-B-2001240352

10 August 2006 Standard Patent Sealed

7 September 2006 Application for Amendment

  The nature of the amendment is as shown in the statement(s) filed 14 Jun 2006. Address for service in Australia - Wray & Associates PO Box Z5466 St Georges Terrace Perth WA 6831

1 March 2007 Amendment Made

  The nature of the amendment is as shown in the statement(s) filed 14 Jun 2006

7 October 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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