ANDRITZ-AHLSTROM INC

Organization

GLENS FALLS, NY, US

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Minimization of malodorous gas release from a cellulose pulp mill f...
- Patent number 6,375,795
- Issue date Apr 23, 2002
- Andritz-Ahlstrom Inc.
- David J. Lebel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dissolved solids control in pulp production
- Patent number 6,346,167
- Issue date Feb 12, 2002
- Andritz-Ahlstrom Inc.
- Bruno S. Marcoccia
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Flash tank steam economy improvement
- Patent number 6,346,166
- Issue date Feb 12, 2002
- Andritz-Ahlstrom Inc.
- Auvo K. Kettunen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Screen having inclined slots for a digester
- Patent number 6,344,112
- Issue date Feb 5, 2002
- Andritz-Ahlstrom Inc.
- Lasse Hernesniemi
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Metal removal from comminuted fibrous material during feeding
- Patent number 6,336,993
- Issue date Jan 8, 2002
- Andritz-Ahlstrom Inc.
- C. Bertil Stromberg
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Hopper, or bin, screw feeder construction controlling discharge vel...
- Patent number 6,336,573
- Issue date Jan 8, 2002
- Andritz-Ahlstrom Inc.
- Jerry R. Johanson
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Tramp material removal from pulp feed system
- Patent number 6,332,542
- Issue date Dec 25, 2001
- Andritz-Ahlstrom Inc.
- Vic L. Bilodeau
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Feeding comminuted fibrous material
- Patent number 6,325,890
- Issue date Dec 4, 2001
- Andritz-Ahlstrom Inc.
- J. Robert Prough
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for pulping sawdust
- Patent number 6,325,888
- Issue date Dec 4, 2001
- Andritz-Ahlstrom Inc.
- Jay J. Miele
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Tramp material removal from pulp feed systems
- Patent number 6,315,128
- Issue date Nov 13, 2001
- Andritz-Ahlstrom Inc.
- C. Bertil Stromberg
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Heat recovery from spent digester cooking liquor
- Patent number 6,306,252
- Issue date Oct 23, 2001
- Andritz-Ahlstrom Inc.
- Rolf C. Ryham
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Minimization of malodorous gas release from a cellulose pulp mill f...
- Patent number 6,284,095
- Issue date Sep 4, 2001
- Andritz-Ahlstrom Inc.
- David J. Lebel
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Compression rings for column relief in continuous cooking vessels
- Patent number 6,280,569
- Issue date Aug 28, 2001
- Andritz-Ahlstrom Inc.
- Jay K. Sheerer
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dissolved organic material control in a cellulose pulp continuous d...
- Patent number 6,280,568
- Issue date Aug 28, 2001
- Andritz-Ahlstrom Inc.
- Bruno S. Marcoccia
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Frusto-conical outlet for a cellulose material treatment vessel
- Patent number 6,280,575
- Issue date Aug 28, 2001
- Andritz-Ahlstrom Inc.
- J. Robert Prough
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for continuously pulping cellulosic fibrous material
- Patent number 6,277,240
- Issue date Aug 21, 2001
- Andritz-Ahlstrom Inc.
- Bruno S. Marcoccia
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Regenerative heat recovery for high temperature condensate strippin...
- Patent number 6,261,412
- Issue date Jul 17, 2001
- Andritz-Ahlstrom Inc.
- Rolf C. Ryham
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Pretreatment of chips before cooking
- Patent number 6,248,208
- Issue date Jun 19, 2001
- Andritz-Ahlstrom Inc.
- Kaj O. Henricson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Treatment of cellulose material with additives while producing cell...
- Patent number 6,241,851
- Issue date Jun 5, 2001
- Andritz-Ahlstrom Inc.
- Bruno S. Marcoccia
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Feeding of comminuted fibrous material to a pulping process
- Patent number 6,199,299
- Issue date Mar 13, 2001
- Andritz-Ahlstrom Inc.
- J. Robert Prough
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Hopper, or bin, screw feeder construction controlling discharge vel...
- Patent number 6,186,373
- Issue date Feb 13, 2001
- Andritz-Ahlstrom Inc.
- Jerry R. Johanson
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Heat economy enhancements for the recovery and use of energy obtain...
- Patent number 6,176,971
- Issue date Jan 23, 2001
- Andritz-Ahlstrom Inc.
- Ella Sun Yu
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Continuous digester with inverted top separator
- Patent number 6,174,411
- Issue date Jan 16, 2001
- Andritz-Ahlstrom Inc.
- Richard Laakso
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Screen plate having a plurality of inclined slots in a digester
- Patent number 6,165,323
- Issue date Dec 26, 2000
- Andritz-Ahlstrom Inc.
- Jay K. Shearer
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Dissolved organic materials control in cellulose pulp production
- Patent number 6,159,337
- Issue date Dec 12, 2000
- Andritz-Ahlstrom Inc.
- Bruno S. Marcoccia
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Chip spreader for air-lock feeder
- Patent number 6,143,134
- Issue date Nov 7, 2000
- Andritz-Ahlstrom Inc.
- J. Robert Prough
- 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
Tapered screen assembly for a cellulose pulp digester
- Patent number 6,129,816
- Issue date Oct 10, 2000
- Andritz-Ahlstrom Inc.
- Jay K. Sheerer
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
76230244 - OPE
- Serial number 76230244
- Registration number 3532842
- Filing date Mar 26, 2001
- Andritz-Ahlstrom Inc.
- 35 - Advertising
Information Trademark
75892756 - RPM
- Serial number 75892756
- Filing date Jan 7, 2000
- Ahlstrom Services Inc.
- 35 - Advertising
Information Trademark
75585966 - K-2000
- Serial number 75585966
- Registration number 2453667
- Filing date Nov 2, 1998
- AHLSTROM MACHINERY INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

ANDRITZ-AHLSTROM INC

Organization

Patents Grantslast 30 patents

Minimization of malodorous gas release from a cellulose pulp mill f...

Dissolved solids control in pulp production

Flash tank steam economy improvement

Screen having inclined slots for a digester

Metal removal from comminuted fibrous material during feeding

Hopper, or bin, screw feeder construction controlling discharge vel...

Tramp material removal from pulp feed system

Feeding comminuted fibrous material

Method for pulping sawdust

Tramp material removal from pulp feed systems

Heat recovery from spent digester cooking liquor

Minimization of malodorous gas release from a cellulose pulp mill f...

Compression rings for column relief in continuous cooking vessels

Dissolved organic material control in a cellulose pulp continuous d...

Frusto-conical outlet for a cellulose material treatment vessel

Method for continuously pulping cellulosic fibrous material

Regenerative heat recovery for high temperature condensate strippin...

Pretreatment of chips before cooking

Treatment of cellulose material with additives while producing cell...

Feeding of comminuted fibrous material to a pulping process

Hopper, or bin, screw feeder construction controlling discharge vel...

Heat economy enhancements for the recovery and use of energy obtain...

Continuous digester with inverted top separator

Screen plate having a plurality of inclined slots in a digester

Dissolved organic materials control in cellulose pulp production

Chip spreader for air-lock feeder

Method of controlling pulp digester pressure via liquor extraction

Tapered screen assembly for a cellulose pulp digester

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

76230244 - OPE

75892756 - RPM

75585966 - K-2000