Patents by Inventor Teuvo Tjurin

Teuvo Tjurin 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 and apparatus for manufacturing of a calcium carbonate product, the product and its use
    Patent number: 8182757
    Abstract: A method and apparatus for producing a calcium carbonate product formed of small <100 ?m sized separate calcium carbonate particles. Calcium hydroxide is fed through a disintegration and spraying apparatus (14), operating on the principle of a pin mill, into a gas which contains carbon dioxide for precipitating calcium carbonate particles and which is inside a precipitation reactor (10). The temperature in the precipitation reactor is maintained at <65° C.
    Type: Grant
    Filed: July 27, 2011
    Date of Patent: May 22, 2012
    Assignee: FP-Pigments Oy
    Inventors: Mikko Maijala, Roope Maijala, Bjorn Lax, Jarmo Tolonen, Teuvo Tjurin
  • METHOD AND APPARATUS FOR MANUFACTURING OF A CALCIUM CARBONATE PRODUCT, THE PRODUCT AND ITS USE
    Publication number: 20110280777
    Abstract: A method and apparatus for producing a calcium carbonate product formed of small <100 ?m sized separate calcium carbonate particles. Calcium hydroxide is fed through a disintegration and spraying apparatus (14), operating on the principle of a pin mill, into a gas which contains carbon dioxide for precipitating calcium carbonate particles and which is inside a precipitation reactor (10). The temperature in the precipitation reactor is maintained at <65° C.
    Type: Application
    Filed: July 27, 2011
    Publication date: November 17, 2011
    Inventors: Mikko Maijala, Roope Maijiala, Bjorn Lax, Jarmo Tolonen, Teuvo Tjurin