Patents by Inventor Jochen Stein

Jochen Stein 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).

  • Publication number: 20170114501
    Abstract: The invention relates to the use of an additive composition in the form of an aqueous solution or dispersion having a solids content in the region of 5 to 75% in wt. with respect to the total weight of the additive composition, obtained according to a method consisting of mixing the components a) and b) in an aqueous medium, wherein a) is selected from sodium zirconium carbonate, potassium zirconium carbonate, ammonium zirconium carbonate and mixtures thereof, b) is selected from at least one ortho-phosphate, at least one condensed phosphate, salts thereof and mixtures as additives in starch glue.
    Type: Application
    Filed: January 9, 2015
    Publication date: April 27, 2017
    Inventors: Rongbiao WANG, Jochen STEIN, Rudolf LUNKENHEIMER, Michael NEUMANN
  • Patent number: 7470317
    Abstract: The invention relates to suspensions, to the production of said suspensions, and to the use thereof for accelerating the setting and hardening of cement and mixtures containing the same. According to the invention, said suspensions consist of aluminium sulphate in a quantity of more than 8 wt. % as Al2O3, preferably between 10 and 12 wt. %, and of suspended bentonite in a quantity of between 1 and 7 wt. %. Said suspensions can especially be used as economical and ecological alternatives in the field of wet spraying. The inventive suspensions are free of COD and alkali.
    Type: Grant
    Filed: August 21, 2003
    Date of Patent: December 30, 2008
    Assignee: BK Giulini GmbH
    Inventors: Rudolf Lunkenheimer, Hubert Dörrer, Jochen Stein
  • Publication number: 20060249055
    Abstract: The invention relates to suspensions, to the production of said suspensions, and to the use thereof for accelerating the setting and hardening of cement and mixtures containing the same. According to the invention, said suspensions consist of aluminium sulphate in a quantity of more than 8 wt. % as Al2O3, preferably between 10 and 12 wt. %, and of suspended bentonite in a quantity of between 1 and 7 wt. %. Said suspensions can especially be used as economical and ecological alternatives in the field of wet spraying. The inventive suspensions are free of COD and alkali.
    Type: Application
    Filed: August 21, 2003
    Publication date: November 9, 2006
    Inventors: Rudolf Lunkenheimer, Hubert Dorrer, Jochen Stein