Esko Mattelmaki

Person

Varkaus, FI

People

Patents Grantslast 30 patents

Information Patent Grant
Minimal effluents discharge pulp mill with chemical recovery
- Patent number 5,549,788
- Issue date Aug 27, 1996
- A. Ahlstrom Corporation
- Tuomo S. Nykanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for minimizing effluent discharges and recovering chemica...
- Patent number 5,547,543
- Issue date Aug 20, 1996
- Ahlstrom Machinery Inc.
- Tuomo S. Nykanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Zero discharge mill distillation, salt recovery, and water management
- Patent number 5,518,583
- Issue date May 21, 1996
- A. Ahlstrom Corporation
- Tuomo S. Nykanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for acidification of soap with sodium bisulphite solution
- Patent number 5,455,328
- Issue date Oct 3, 1995
- LT-Dynamics Oy
- Olavi Vuorikari
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Reducing pulp mill liquid discharge
- Patent number 5,380,402
- Issue date Jan 10, 1995
- Kamyr, Inc.
- Rolf Ryham
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for minimizing pulp mill effluents
- Patent number 5,374,333
- Issue date Dec 20, 1994
- Kamyr, Inc.
- Tuomo S. Nykanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method for recovering sulphur dioxide from the chemical circulation...
- Patent number 5,366,716
- Issue date Nov 22, 1994
- A. Ahlstrom Corporation
- Esko Mattelmaki
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for thickening lime sludge
- Patent number 5,149,448
- Issue date Sep 22, 1992
- A. Ahlstrom Corporation
- Esko Mattelmaki
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and apparatus for heat treatment of lime mud
- Patent number 5,110,567
- Issue date May 5, 1992
- A. Ahlstrom Corporation
- Esko I. Mattelmaki
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Apparatus for heat treatment of lime mud
- Patent number 5,110,289
- Issue date May 5, 1992
- A. Ahlstrom Corp.
- Esko I. Mattelmaki
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Esko Mattelmaki

Person

Patents Grantslast 30 patents

Minimal effluents discharge pulp mill with chemical recovery

Apparatus for minimizing effluent discharges and recovering chemica...

Zero discharge mill distillation, salt recovery, and water management

Method for acidification of soap with sodium bisulphite solution

Reducing pulp mill liquid discharge

Method for minimizing pulp mill effluents

Method for recovering sulphur dioxide from the chemical circulation...

Method and apparatus for thickening lime sludge

Method and apparatus for heat treatment of lime mud

Apparatus for heat treatment of lime mud