Patents by Inventor Johan Wanng.ang.rd

Johan Wanng.ang.rd 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).

  • Patent number: 5961948
    Abstract: The invention relates to a method of producing hydrogen peroxide by direct reaction between hydrogen and oxygen in an aqueous reaction medium, in which method hydrogen and oxygen are contacted with a catalyst suspended into the reaction medium, and the catalyst is a catalytically active surface material deposited on a support of porous silica, alumina or non-fluorinated carbon having a BET surface less than about 150 m.sup.2 /g, wherein pores with a diameter exceeding about 10 nm constitute more than about 50% of the total pore volume. The invention also relates to a catalyst useful in the claimed method.
    Type: Grant
    Filed: June 24, 1997
    Date of Patent: October 5, 1999
    Assignee: EKA Chemicals AB
    Inventor: Johan Wanng.ang.rd