Stefan Tobias Hirsch

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Konstanz, DE

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Patents Grantslast 30 patents

Information Patent Grant
Contact tray for a mass transfer column
- Patent number 9,199,206
- Issue date Dec 1, 2015
- Sulzer Chemtech AG
- Mark W. Pilling
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Contact tray for a mass transfer column
- Patent number 8,944,419
- Issue date Feb 3, 2015
- Sulzer Chemtech AG
- Mark W. Pilling
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Contact tray for a mass transfer column
- Patent number 8,720,870
- Issue date May 13, 2014
- Sulzer Chemtech AG
- Mark W. Pilling
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
CONTACT TRAY FOR A MASS TRANSFER COLUMN
- Publication number 20130062793
- Publication date Mar 14, 2013
- Mark W. Pilling
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Contact tray for a mass transfer column
- Publication number 20110278745
- Publication date Nov 17, 2011
- Mark W. Pilling
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Contact tray for a mass transfer column
- Publication number 20110278744
- Publication date Nov 17, 2011
- Mark W. Pilling
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL