Resources Contact Us Home
A. Alhstrom Corporation Patents
A. Alhstrom Corporation
Noormarkku, FI
No. of patents:

Patent Number Title Of Patent Date Issued
5425412 Method and apparatus for operating a circulating fluidized bed reactor system June 20, 1995
A circulating fluidized bed (CFB) system and method of operation provide for improved heat recovery. One or more return ducts from a particle separator attached to the combustion chamber have a heat transfer section with heat transfer surfaces. Low velocity fluidizing gas is introduced
5116423 Apparatus for washing pulp May 26, 1992
The present invention relates to a method and an apparatus for washing pulp according to which method the pulp is supplied onto a movable liquid-pervious support surface to form a substantially continuous layer; and washing liquid is supplied to the pulp layer and passed in several s

  Recently Added Patents
Method for producing interferon alpha 5
Linear transformer power supply
Systems and methods for building axes, co-axes and paleo-geographic coordinates related to a stratified geological volume
Media identification system with fingerprint database balanced according to search loads
Adding value to a rendered document
Rear bumper for an automobile
  Randomly Featured Patents
Vibration damping constructions using acrylate-containing damping materials
Unified system for progressive and interlaced video transmission
Multi-speed transmission
Method and apparatus for fault detection in a three-phase electric network
Hydroxamic acid derivatives
Fingerprint detection device and method and associated touch control device with fingerprint detection
Parts combining structure, and electronic apparatus
Silver halide photographic element containing a coating aid
Oil seal for rotary engine
Process for the continuous melting of scrap in an electric direct-current furnace and electric furnace for carrying out the process