Stefan Drees

Person

Duelmen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Process for preparing aldehydes and cooling a stream of matter
- Patent number 11,820,739
- Issue date Nov 21, 2023
- Evonik Operations GmbH
- Ana Markovic
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Variable and self-regulating permeate recycling in organophilic nan...
- Patent number 11,806,669
- Issue date Nov 7, 2023
- Evonik Operations GmbH
- Frederik Gluth
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for preparing aldehydes and cooling a stream of matter
- Patent number 11,773,041
- Issue date Oct 3, 2023
- Evonik Operations GmbH
- Frank Geilen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
One-stage continuous process for hydroformylating higher olefins or...
- Patent number 8,138,379
- Issue date Mar 20, 2012
- Evonik Oxeno GmbH
- Hans-Gerd Lueken
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Multistage continuous process for the hydroformylation of higher ol...
- Patent number 8,129,571
- Issue date Mar 6, 2012
- Evonik Oxeno GmbH
- Hans-Gerd Lueken
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the hydroformylation of olefins
- Patent number 7,179,947
- Issue date Feb 20, 2007
- Oxeno Olefinchemie GmbH
- Hans-Gerd Lueken
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the hydroformylation of higher olefins using cobalt com...
- Patent number 6,720,457
- Issue date Apr 13, 2004
- Oxeno Olefinchemie GmbH
- Stefan Drees
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR PREPARING ALDEHYDES AND COOLING A STREAM OF MATTER
- Publication number 20230159425
- Publication date May 25, 2023
- Evonik Operations GmbH
- Frank Geilen
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR PREPARING ALDEHYDES AND COOLING A STREAM OF MATTER
- Publication number 20230159423
- Publication date May 25, 2023
- Evonik Operations GmbH
- Ana MARKOVIC
- C07 - ORGANIC CHEMISTRY
Information Patent Application
VARIABLE, SELF-REGULATING PERMEATE RECYCLING IN ORGANOPHILIC NANOFI...
- Publication number 20220193609
- Publication date Jun 23, 2022
- Evonik Operations GmbH
- Thomas Quell
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
VARIABLE AND SELF-REGULATING PERMEATE RECYCLING IN ORGANOPHILIC NAN...
- Publication number 20220193611
- Publication date Jun 23, 2022
- Evonik Operations GmbH
- Frederik Gluth
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
ONE-STAGE CONTINUOUS PROCESS FOR HYDROFORMYLATING HIGHER OLEFINS OR...
- Publication number 20100249464
- Publication date Sep 30, 2010
- Evonik Oxeno GmbH
- Hans-Gerd Lueken
- C07 - ORGANIC CHEMISTRY
Information Patent Application
MULTISTAGE CONTINUOUS PROCESS FOR THE HYDROFORMYLATION OF HIGHER OL...
- Publication number 20100210880
- Publication date Aug 19, 2010
- Evonik Oxeno GmbH
- Hans-Gerd Lueken
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the hydroformylation of olefins
- Publication number 20060128998
- Publication date Jun 15, 2006
- Degussa AG
- Hans-Gerd Lueken
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the hydroformylation of higher olefins using cobalt com...
- Publication number 20030032843
- Publication date Feb 13, 2003
- OXENO Olefinchemie GmbH
- Stefan Drees
- C07 - ORGANIC CHEMISTRY

Stefan Drees

Person

Patents Grantslast 30 patents

Process for preparing aldehydes and cooling a stream of matter

Variable and self-regulating permeate recycling in organophilic nan...

Process for preparing aldehydes and cooling a stream of matter

One-stage continuous process for hydroformylating higher olefins or...

Multistage continuous process for the hydroformylation of higher ol...

Process for the hydroformylation of olefins

Process for the hydroformylation of higher olefins using cobalt com...

Patents Applicationslast 30 patents

PROCESS FOR PREPARING ALDEHYDES AND COOLING A STREAM OF MATTER

PROCESS FOR PREPARING ALDEHYDES AND COOLING A STREAM OF MATTER

VARIABLE, SELF-REGULATING PERMEATE RECYCLING IN ORGANOPHILIC NANOFI...

VARIABLE AND SELF-REGULATING PERMEATE RECYCLING IN ORGANOPHILIC NAN...

ONE-STAGE CONTINUOUS PROCESS FOR HYDROFORMYLATING HIGHER OLEFINS OR...

MULTISTAGE CONTINUOUS PROCESS FOR THE HYDROFORMYLATION OF HIGHER OL...

Process for the hydroformylation of olefins

Process for the hydroformylation of higher olefins using cobalt com...