Carl Luhrmann

Person

Glens Falls, NY, US

People

Patents Grantslast 30 patents

Information Patent Grant
Pressure diffuser with an annular baffle screen plate over water inlet
- Patent number 8,888,958
- Issue date Nov 18, 2014
- Andritz Inc.
- Grant Bechard
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Unobstructed low pressure outlet and screen grid for a high pressur...
- Patent number 8,672,588
- Issue date Mar 18, 2014
- Andritz Inc.
- Keith Vogel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Cylindrical bearing for pressure diffuser and associated method
- Patent number 8,157,956
- Issue date Apr 17, 2012
- Andritz Inc.
- John Weston
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Screen plates having diagonal slots with curved inlets for a digester
- Patent number 7,799,173
- Issue date Sep 21, 2010
- Andritz Inc.
- Jay K. Sheerer
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of controlling pulp digester pressure via liquor extraction
- Patent number 6,132,556
- Issue date Oct 17, 2000
- Andritz-Ahlstrom Inc.
- C. Bertil Stromberg
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of controlling the pressure of a continuous digester using a...
- Patent number 5,824,188
- Issue date Oct 20, 1998
- Ahlstrom Machinery Inc.
- J. Robert Prough
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for selectively increasing the sulfide ion concentration and...
- Patent number 5,575,890
- Issue date Nov 19, 1996
- Kamyr, Inc.
- J. Robert Prough
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Top circulation line cooling for a modified cook digester
- Patent number 5,302,247
- Issue date Apr 12, 1994
- Kamyr, Inc.
- Jan T. Richardsen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
PRESSURE DIFFUSER WITH AN ANNULAR BAFFLE SCREEN PLATE OVER WATER INLET
- Publication number 20140182802
- Publication date Jul 3, 2014
- ANDRITZ INC.
- Grant BECHARD
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
UNOBSTRUCTED LOW PRESSURE OUTLET AND SCREEN GRID FOR A HIGH PRESSUR...
- Publication number 20100266351
- Publication date Oct 21, 2010
- ANDRITZ INC.
- Keith VOGEL
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
CYLINDRICAL BEARING FOR PRESSURE DIFFUSER AND ASSOCIATED METHOD
- Publication number 20100155003
- Publication date Jun 24, 2010
- ANDRITZ INC.
- John Weston
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
MONITORING AND ADJUSTMENT SYSTEM AND METHOD FOR A HIGH PRESSURE FEE...
- Publication number 20090142147
- Publication date Jun 4, 2009
- ANDRITZ INC.
- Scott Pope
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
SCREEN PLATES HAVING DIAGONAL SLOTS WITH CURVED INLETS FOR A DIGESTER
- Publication number 20080173415
- Publication date Jul 24, 2008
- ANDRITZ INC.
- Jay K. Sheerer
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Carl Luhrmann

Person

Patents Grantslast 30 patents

Pressure diffuser with an annular baffle screen plate over water inlet

Unobstructed low pressure outlet and screen grid for a high pressur...

Cylindrical bearing for pressure diffuser and associated method

Screen plates having diagonal slots with curved inlets for a digester

Method of controlling pulp digester pressure via liquor extraction

Method of controlling the pressure of a continuous digester using a...

Method for selectively increasing the sulfide ion concentration and...

Top circulation line cooling for a modified cook digester

Patents Applicationslast 30 patents

PRESSURE DIFFUSER WITH AN ANNULAR BAFFLE SCREEN PLATE OVER WATER INLET

UNOBSTRUCTED LOW PRESSURE OUTLET AND SCREEN GRID FOR A HIGH PRESSUR...

CYLINDRICAL BEARING FOR PRESSURE DIFFUSER AND ASSOCIATED METHOD

MONITORING AND ADJUSTMENT SYSTEM AND METHOD FOR A HIGH PRESSURE FEE...

SCREEN PLATES HAVING DIAGONAL SLOTS WITH CURVED INLETS FOR A DIGESTER