Patents by Inventor Marwa Al-Ansary

Marwa Al-Ansary 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).

  • Concrete composition
    Patent number: 8435342
    Abstract: A concrete composition comprising a mouldable mixture of aggregate, binder and liquid vehicle, wherein the aggregate comprises sulphur concrete-derived aggregate and wherein the binder comprises hydraulic binder. The use of crushed sulphur concrete as aggregate in cement-based concrete reduces the hardening time of the concrete.
    Type: Grant
    Filed: December 15, 2010
    Date of Patent: May 7, 2013
    Assignee: Shell Oil Company
    Inventors: Marwa Al-Ansary, Parilakathoottu Aboobacker Sunifar, Guy Lode Magda Maria Verbist
  • CONCRETE COMPOSITION
    Publication number: 20120272871
    Abstract: A concrete composition comprising a mouldable mixture of aggregate, binder and liquid vehicle, wherein the aggregate comprises sulphur concrete-derived aggregate and wherein the binder comprises hydraulic binder. The use of crushed sulphur concrete as aggregate in cement-based concrete reduces the hardening time of the concrete.
    Type: Application
    Filed: December 15, 2010
    Publication date: November 1, 2012
    Inventors: Marwa Al-Ansary, Parilakathoottu Aboobacker Sunifar, Guy Lode Magda Maria Verbist