Patents by Inventor Reinhard Wolfgang RINNHOFER

Reinhard Wolfgang RINNHOFER 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).

  • Admixtures and admixture formation used in concrete technology
    Patent number: 9688579
    Abstract: A concrete mix design having a slump class from S1 to S5 or a flow class from F1 to F6 and a workability retention between 10 minutes and 120 minutes, comprising from 150 to 600 kg of cement per cubic meter of concrete, aggregates selected from the group consisting of sand, fine aggregates, coarse aggregates or combinations thereof containing between 0.5 wt. % and 75 wt. % of phyllosilicates, is characterized in that the concrete mix design includes an admixture system 1 which is based on 100% polycarboxylate ether based copolymer (PCE), the admixture system 1 comprising at least one component B1 being a PCE copolymer.
    Type: Grant
    Filed: August 1, 2014
    Date of Patent: June 27, 2017
    Assignee: CEMEX RESEARCH GROUP AG
    Inventors: Reinhard Wolfgang Rinnhofer, Jessica Chiaverini, Alessandro Russo, Michael Strahsberger, Carsten Zanders, Julien Chapelat
  • ADMIXTURES AND ADMIXTURE FORMATION USED IN CONCRETE TECHNOLOGY
    Publication number: 20160168033
    Abstract: A concrete mix design having a slump class from S1 to S5 or a flow class from F1 to F6 and a workability retention between 10 minutes and 120 minutes, comprising from 150 to 600 kg of cement per cubic meter of concrete, aggregates selected from the group consisting of sand, fine aggregates, coarse aggregates or combinations thereof containing between 0.5 wt. % and 75 wt. % of phyllosilicates, is characterized in that the concrete mix design includes an admixture system 1 which is based on 100% polycarboxylate ether based copolymer (PCE), the admixture system 1 comprising at least one component B1 being a PCE copolymer.
    Type: Application
    Filed: August 1, 2014
    Publication date: June 16, 2016
    Inventors: Reinhard Wolfgang RINNHOFER, Jessica CHIAVERINI, Alessandro RUSSO, Michael STRAHSBERGER, Carsten ZANDERS, Julien CHAPELAT