Patents by Inventor Klemens B osch

Klemens B osch 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 accelerating the setting and hardening of material which contains a hydraulic binder, setting and hardening accelerator and use of a mixture for accelerating the setting and hardening
    Patent number: 5560774
    Abstract: In a process for accelerating the setting and hardening of a material which contains a hydraulic binder or which consists of a hydraulic binder there is used a setting accelerator mixture which is free of alkali metals and free of chlorides. Said setting accelerating mixture contains at least one water soluble sulfate of a polyvalent cation and a further constituent which is selected from the group consisting of calcium aluminate, calcium sulfoaluminate, basic aluminum salts, mixtures thereof or mixtures containing at least one of said constituents and a further component. If the water soluble sulfate of the polyvalent cation is aluminum sulfate, then said compound has to contain crystal water in order to provide the water solubility of said product.
    Type: Grant
    Filed: December 6, 1994
    Date of Patent: October 1, 1996
    Assignee: Sika AG, vorm. Kaspar Winkler & Co.
    Inventors: Theodor A. B urge, Klemens B osch, Dieter Mai