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Emil Fehr
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Berg am Irchel, CH
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Patents Grants
last 30 patents
Information
Patent Grant
Distributor for pairwise delivery of two liquids
Patent number
7,896,039
Issue date
Mar 1, 2011
Sulzer Chemtech AG
Christian Gottlieb Bachmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Tray valve for a tray column
Patent number
7,540,477
Issue date
Jun 2, 2009
Sulzer Chemtech AG
Markus Fischer
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Device in process engineering column
Patent number
7,377,498
Issue date
May 27, 2008
Sulzer Chemtech AG
Emil Fehr
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Device in a process engineering column
Patent number
7,287,746
Issue date
Oct 30, 2007
Sulzer Chemtech AG
Emil Fehr
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Liquid distributor for columns
Patent number
6,695,008
Issue date
Feb 24, 2004
Sulzer Chemtech AG
Emil Fehr
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Guide member for a liquid jet to be deflected
Patent number
6,631,860
Issue date
Oct 14, 2003
Sulzer Chemtech AG
Christian Bachmann
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Column comprising a base between filler body sections
Patent number
6,540,213
Issue date
Apr 1, 2003
Sulzer Chemtech AG
Christian Bachmann
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Liquid distributor for columns
Patent number
5,783,119
Issue date
Jul 21, 1998
Sulzer Chemtech AG
Herbert Ulrich
F28 - HEAT EXCHANGE IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Device in process engineering column
Publication number
20070272326
Publication date
Nov 29, 2007
Emil Fehr
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Distributor for pairwise delivery of two liquids
Publication number
20070181213
Publication date
Aug 9, 2007
Christian Gottlieb Bachmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Tray valve for a tray column
Publication number
20070023938
Publication date
Feb 1, 2007
Markus Fischer
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Device in a process engineering column
Publication number
20040103686
Publication date
Jun 3, 2004
Emil Fehr
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Liquid distributor for columns
Publication number
20020174900
Publication date
Nov 28, 2002
Sulzer Chemtech AG
Emil Fehr
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Column comprising a base between filler body sections
Publication number
20010038155
Publication date
Nov 8, 2001
Christian Bachmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Guide member for a liquid jet to be deflected
Publication number
20010038044
Publication date
Nov 8, 2001
Christian Bachmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL