Membership
Tour
Register
Log in
Ulrich Kristen
Follow
Person
Rheinfelden, CH
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Stabilized diesel engine oil
Patent number
5,523,007
Issue date
Jun 4, 1996
Ciba-Geigy Corporation
Ulrich Kristen
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
1,4-Oxathianones and 1,4-oxathiepanones
Patent number
4,889,938
Issue date
Dec 26, 1989
Ciba-Geigy Corporation
Ulrich Kristen
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Triazole-organodithiophosphate reaction product additives for funct...
Patent number
4,791,206
Issue date
Dec 13, 1988
Ciba-Geigy Corporation
Robert M. O'Neil
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Lubricant additive in powder to paste form
Patent number
4,713,186
Issue date
Dec 15, 1987
Lonza Ltd.
Ulrich Kristen
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Lubricant compositions containing antioxidants, amine phosphates an...
Patent number
4,701,273
Issue date
Oct 20, 1987
Ciba-Geigy Corporation
Arthur Brady
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Stabilization of polyalkylene glycols
Patent number
4,582,943
Issue date
Apr 15, 1986
Ciba-Geigy Corporation
Ulrich Kristen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...