D - Textiles – Paper – 21 – D
Patent
D - Textiles, Paper
21
D
D21D 5/24 (2006.01) B04C 5/103 (2006.01)
Patent
CA 2233193
With the aid of hydrocyclones, relatively light and heavy contaminants are separated from a pulp suspension. According to the invention, at first light contaminants are separated from the pulp suspension and the fibre concentration of the pulp suspension is substantially increased by means of a first multihydrocyclone unit (6) comprising a multiplicity of parallelly coupled hydrocyclones designed for separating light contaminants, and thereafter heavy contaminants are separated from the pulp suspension with the increased fibre concentration by a second multihydrocyclone unit (13) comprising a multiplicity of parallelly coupled hydrocyclones designed for separating heavy contaminants.
Il est possible, en faisant intervenir des épurateurs tourbillonnaires, de séparer des contaminants relativement légers ou relativement lourds d'une pâte en suspension. On sépare, au titre de ce procédé, tout d'abord les contaminants légers de la suspension et l'on renforce notablement la concentration fibreuse de celle-ci en utilisant un premier épurateur tourbillonnaire multiple (6) constitué de plusieurs épurateurs tourbillonnaires couplés en parallèle et conçus pour effectuer la séparation de contaminants légers. On sépare ensuite les contaminants lourds de la suspension et l'on renforce notablement la concentration fibreuse de celle-ci en utilisant un second épurateur tourbillonnaire multiple (13) constitué de plusieurs épurateurs tourbillonnaires couplés en parallèle et conçus pour effectuer la séparation de contaminants lourds.
Andersson Roine
Backman Jan
Alfa Laval Ab
Borden Ladner Gervais Llp
LandOfFree
Method and plant for treating a contaminated pulp suspension does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Method and plant for treating a contaminated pulp suspension, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and plant for treating a contaminated pulp suspension will most certainly appreciate the feedback.
Profile ID: LFCA-PAI-O-1459722