Membership
Tour
Register
Log in
QVF ENGINEERING GMBH
Follow
Organization
Mainz, DE
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Column tray
Patent number
7,234,692
Issue date
Jun 26, 2007
QVF Engineering GmbH
Gottfried Dichtl
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for producing concentrated nitric acid and installation for...
Patent number
6,969,446
Issue date
Nov 29, 2005
QVF Engineering GmbH
Gottfried Dichtl
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Glass elements with a conductive coating, the use thereof, as well...
Patent number
6,905,141
Issue date
Jun 14, 2005
QVF Engineering GmbH
Karl-Heinz Winter
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Structured mass transfer packing with improved baffles
Patent number
6,726,188
Issue date
Apr 27, 2004
QVF Engineering GmbH
Gottfried Dichtl
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
METHOD AND SYSTEM FOR CONCENTRATING WASTE SULPHURIC ACIDS FROM NITR...
Publication number
20100233069
Publication date
Sep 16, 2010
QVF ENGINEERING GMBH
Ulrich Walter
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Column tray
Publication number
20040183217
Publication date
Sep 23, 2004
QVF ENGINEERING GMBH
Gottfried Dichtl
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Structured mass transfer packing with improved baffles
Publication number
20020167094
Publication date
Nov 14, 2002
QVF ENGINEERING GMBH
Gottfried Dichtl
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Trademark
last 30 trademarks
Information
Trademark
75467597 - DURAPACK
Serial number
75467597
Registration number
2317904
Filing date
Apr 14, 1998
Schott Glas
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes