Patents by Inventor Armand Verbueken

Armand Verbueken 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).

  • Process for the purification of waste waters containing organic and inorganic sulphur compounds
    Patent number: 6045696
    Abstract: This invention relates to a process for the purification of waste waters containing organic and, should the situation arise, inorganic sulphur compounds, which waste waters contain a proportion of mercaptobenzothiazole and/or derivatives thereof and, should the situation arise, a proportion of benzothiazole and/or derivatives thereof and/or mercaptobenzimidazole and/or derivatives thereof and, should the situation arise, thiosulphate, whereby the waste waters are treated with an extracting agent comprising salts of aliphatic amines and aliphatic and/or aromatic hydrocarbons.
    Type: Grant
    Filed: July 17, 1998
    Date of Patent: April 4, 2000
    Assignee: Bayer AG
    Inventors: Armand Verbueken, Domien Sluyts, Werner Verhoeven, Wilhelm Nehoda
  • Removal of nitrate and/or organic pollutants from effluents
    Patent number: 5015456
    Abstract: A continuous process for the removal of at least one of nitrate and organic contaminants from an aqueous effluent, which process comprises subjecting said effluent to extractive liquid ion-exchange with a long-chain alkylamine dissolved in an organic solvent and present in salt form, and reextracting the loaded organic phase with a base, the treated effluent being recycled for reuse.
    Type: Grant
    Filed: April 20, 1990
    Date of Patent: May 14, 1991
    Assignee: Bayer Antwerpen
    Inventors: Armand Verbueken, Domien Sluyts, Roland Putseys