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
Mirror elements for EUV lithography and production methods therefor
Generalized AC-DC synchronous rectification techniques for single- and multi-phase systems
Optical cable plug-in detection
Single integrated circuit configured to operate both a capacitive proximity sensor device and a resistive pointing stick
Proton conducting electrolytes with cross-linked copolymer additives for use in fuel cells
LCD driving circuit in which shift register units are driven by a first clock signal of fixed duty/amplitude and a second clock signal of variable duty/amplitude
Plasma doping method and plasma doping apparatus
  Randomly Featured Patents
Apovincaminic acid derivatives
Image forming apparatus and image forming method
Automatically configuring mesh groups in data networks
Polyphosphazenes with unsaturated side groups useful as reaction intermediates, cross-linkable polymers, and as components of interpenetrating polymer networks
Amidoacetonitrile compounds and pesticidal composition thereof
Piston type compressor provided with valve assembly structure for reducing noise
Apparatus, and an associated method, for facilitating airlink resource management in a radio communication system
Electronic apparatus, stand and electronic apparatus stand system
Binding spreadsheet cells to objects
Detector arrangement for a flow cytometry system