Method and apparatus for determining the properties of cellulose pulp
CA 1207554 A · Owner: Mo Och Domsjo Aktiebolag · Inventors: Malmgren, Kjell A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Method and Apparatus for determining cellulose-pulp properties A B S T R A C T, A multiplicity of cellulose-pulp properties (for example kappa number) are based on measurement of the weight of the cellulose pulp. Since during the manufacturing process pulp comprises a liquid suspension, it is normally necessary to treat the extracted samples, including a drying stage prior, to weighing the sample and subjecting the same to subsequent analysis. In order not to change the pulp from a chemical and/or physical aspect, the pulp should be dried carefully which takes a long time. As a result of the invention it is possible to exclude the time-consuming drying and weighing operations, and the …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted July 15, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 15, 2003.
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.