Patents by Inventor Rene M. Visser

Rene M. Visser 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).

  • Composition and process for the removal of impurities from combustion gases
    Patent number: 4470958
    Abstract: A low melting, eutectic melt salt composition comprising Li.sub.2 CO.sub.3, Na.sub.2 CO.sub.3 and K.sub.2 CO.sub.3, also containing MnCO.sub.3, is disclosed including its use as a melt in the process for the removal of contaminants, e.g., H.sub.2 S, COS and/or fly ash, from gases obtained by partial oxidation/combustion.
    Type: Grant
    Filed: September 16, 1982
    Date of Patent: September 11, 1984
    Assignee: Shell Oil Company
    Inventors: Kees van Gelder, Rene M. Visser, Jan Werner
  • Process for the purification of water
    Patent number: 4329233
    Abstract: A process for purification of water containing certain organic hetero compounds by contacting with certain crystalline iron silicates found to be unexpectedly efficient to adsorb said organic compounds from the water.
    Type: Grant
    Filed: November 25, 1980
    Date of Patent: May 11, 1982
    Assignee: Shell Oil Company
    Inventors: Andreas B. van Aken, George C. Blytas, Rene M. Visser
  • Process for the selective adsorption of para-xylene
    Patent number: 4326091
    Abstract: A process for preparing a stream enriched in para-xylene from a mixture of para-xylene with other aromatic hydrocarbons which comprises contacting the mixture with a particular modified crystalline silicate and subsequently desorbing the para-xylene enriched stream from the silicate.
    Type: Grant
    Filed: April 24, 1980
    Date of Patent: April 20, 1982
    Assignee: Shell Oil Company
    Inventors: Rudolf J. Maas, Rene M. Visser