Patents by Inventor Leiv Lunde

Leiv Lunde has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method for drying chemical or semichemical wood pulp
    Patent number: 4304050
    Abstract: The present invention provides a method for drying chemical and semi-chemical pulp, especially short-fibred sulphate and sulphite pulp, for obtaining a pulp having a low content of fibre nodules, characterized in that said pulp is dried in a first drying step, whereafter said pulp is reslushed in water, if desired bleached, then dewatered and flash dried in a second step.
    Type: Grant
    Filed: July 31, 1979
    Date of Patent: December 8, 1981
    Assignee: Borregaard Industries Limited
    Inventors: Birger Morud, Leiv Lunde, Ketil Hasvold