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Zahid Hussain Ayub
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Arlington, TX, US
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Patents Grants
last 30 patents
Information
Patent Grant
Compressor oil removal in ammonia refrigeration system
Patent number
7,082,774
Issue date
Aug 1, 2006
Zahid Hussain Ayub
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Flooded evaporator with various kinds of tubes
Patent number
7,073,572
Issue date
Jul 11, 2006
Zahid Hussain Ayub
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
End bonnets for shell and tube DX evaporator
Patent number
6,883,347
Issue date
Apr 26, 2005
Zahid Hussain Ayub
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Distributor for plate heat exchangers
Patent number
6,179,051
Issue date
Jan 30, 2001
Delaware Capital Formation, Inc.
Zahid H. Ayub
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
DISTRIBUTOR FOR EVAPORATIVE CONDENSER HEADER OR COOLER HEADER
Publication number
20140165641
Publication date
Jun 19, 2014
American Sino Heat Transfer LLC
Zahid Ayub
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
PLATE EVAPORATIVE CONDENSER AND COOLER
Publication number
20140096555
Publication date
Apr 10, 2014
American Sino Heat Transfer LLC
Zahid Ayub
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
THIN FILM EVAPORATOR
Publication number
20120118545
Publication date
May 17, 2012
Zahid Hussain Ayub
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
LOW CHARGE REFRIGERANT FLOODED EVAPORATOR
Publication number
20080190591
Publication date
Aug 14, 2008
Zahid H. Ayub
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
END BONNETS FOR SHELL AND TUBE DX EVAPORATOR
Publication number
20050061025
Publication date
Mar 24, 2005
Zahid Hussain Ayub
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Compressor oil removal in ammonia refrigeration system
Publication number
20050044879
Publication date
Mar 3, 2005
Zahid Hussain Ayub
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Application
Flooded evaporator with various kinds of tubes
Publication number
20040256088
Publication date
Dec 23, 2004
Zahid Hussain Ayub
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...