John Kazimierz Duchowski

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Saarbrucken, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method of dewatering hydraulic, lubricating and petroleum based flu...
- Patent number 9,782,693
- Issue date Oct 10, 2017
- Schroeder Industries, LLC.
- Steven R. Evanovich
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Filter apparatus
- Patent number 9,150,814
- Issue date Oct 6, 2015
- Hydac Filter Systems GmbH
- Martin Bauer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Positive pressure, conditioned drying gas, gravity operated, mobile...
- Patent number 8,491,785
- Issue date Jul 23, 2013
- Schroeder Industries, LLC.
- Steven R. Evanovich
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
Method of Dewatering Hydraulic, Lubricating and Petroleum Based Flu...
- Publication number 20140158643
- Publication date Jun 12, 2014
- Schroeder Industries, LLC
- Steven R. Evanovich
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR PRODUCING A FILTER ELEMENT HAVING A FILTER MEDIUM
- Publication number 20120213926
- Publication date Aug 23, 2012
- Viktor Josef Lauer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
FILTER APPARATUS
- Publication number 20120118809
- Publication date May 17, 2012
- Martin Bauer
- C07 - ORGANIC CHEMISTRY
Information Patent Application
POSITIVE PRESSURE, CONDITIONED DRYING GAS, GRAVITY OPERATED, MOBILE...
- Publication number 20120080363
- Publication date Apr 5, 2012
- Schroeder Industries, LLC
- Steven R. Evanovich
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL