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Patents Grants
last 30 patents
Information
Patent Grant
Pulse jet fabric filter
Patent number
4,854,951
Issue date
Aug 8, 1989
James Howden Australia Pty. Ltd.
Robert G. Stephenson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Fabric filter shaker assembly
Patent number
4,637,826
Issue date
Jan 20, 1987
James Howden Australia Pty. Limited
Robert G. Stephenson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Axial and mixed flow fans and blowers
Patent number
4,511,308
Issue date
Apr 16, 1985
James Howden Australia Pty. Limited
Bruce A. Russell
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Gas cleaning installation
Patent number
4,465,498
Issue date
Aug 14, 1984
James Howden Australia Pty. Limited
Robert G. Stephenson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Filter apparatus
Patent number
4,390,353
Issue date
Jun 28, 1983
James Howden Australia Pty. Limited
Rodney W. Miljoen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Air infiltration and mixing device
Patent number
4,350,100
Issue date
Sep 21, 1982
James Howden Australia Pty. Limited
Robert G. Stephenson
F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information
Patent Grant
Clamping means
Patent number
4,323,378
Issue date
Apr 6, 1982
James Howden Australia Pty. Limited
Rodney W. Miljoen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
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last 30 trademarks