Ahlstromforetagen Svenska AB

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Norrkoping, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method of concentrating black liquor by evaporation
- Patent number 5,133,831
- Issue date Jul 28, 1992
- Ahlstromforetagen Svenska AB
- Rolf Ryham
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of dehumidifying gases
- Patent number 4,979,965
- Issue date Dec 25, 1990
- Ahlstromforetagen Svenska AB
- Krister Sannholm
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Cold blow system for batch production of pulp
- Patent number 4,975,148
- Issue date Dec 4, 1990
- Ahlstromforetagen Svenska AB
- Rolf Ryham
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for evaporation of liquids
- Patent number 4,963,231
- Issue date Oct 16, 1990
- Ahlstromforetagen Svenska AB
- Rolf Ryham
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method and apparatus for evaporating waste liquor produced when coo...
- Patent number 4,944,840
- Issue date Jul 31, 1990
- Ahlstromforetagen Svenska AB
- Kaj Henricson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus and process for generating steam from wet fuel
- Patent number 4,930,429
- Issue date Jun 5, 1990
- Ahlstromforetagen Svenska AB
- Rolf Ryham
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method for the recovery of turpentine and heat in a refiner pulping...
- Patent number 4,925,527
- Issue date May 15, 1990
- Ahlstromforetagen Svenska AB
- Rolf Ryham
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus and process for generating steam from wet fuel
- Patent number 4,878,441
- Issue date Nov 7, 1989
- Ahlstromforetagen Svenska AB
- Rolf Ryham
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Process and apparatus for cooling a fluid
- Patent number 4,877,080
- Issue date Oct 31, 1989
- Ahlstromforetagen Svenska AB
- Rolf Ryham
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air conditioning process and apparatus
- Patent number 4,864,830
- Issue date Sep 12, 1989
- Ahlstromforetagen Svenska AB
- Rolf Ryham
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Air conditioning process and apparatus therefor
- Patent number 4,860,548
- Issue date Aug 29, 1989
- Ahlstromforetagen Svenska AB
- Rolf Ryham
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Falling film evaporator of the vertical-tube type
- Patent number 4,810,327
- Issue date Mar 7, 1989
- Ahlstromforetagen Svenska AB
- Kjell Norrmen
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method for evaporation of spent liquor
- Patent number 4,789,428
- Issue date Dec 6, 1988
- Ahlstromforetagen Svenska AB
- Rolf Ryham
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for deactivating spent liquor
- Patent number 4,755,258
- Issue date Jul 5, 1988
- Ahlstromforetagen Svenska AB
- Rolf Ryham
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Ahlstromforetagen Svenska AB

Organization

Patents Grantslast 30 patents

Method of concentrating black liquor by evaporation

Method of dehumidifying gases

Cold blow system for batch production of pulp

Method for evaporation of liquids

Method and apparatus for evaporating waste liquor produced when coo...

Apparatus and process for generating steam from wet fuel

Method for the recovery of turpentine and heat in a refiner pulping...

Apparatus and process for generating steam from wet fuel

Process and apparatus for cooling a fluid

Air conditioning process and apparatus

Air conditioning process and apparatus therefor

Falling film evaporator of the vertical-tube type

Method for evaporation of spent liquor

Method and apparatus for deactivating spent liquor

Patents Applicationslast 30 patents

Trademarklast 30 trademarks