Patents by Inventor Peter H. Winterbottom

Peter H. Winterbottom 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 manufacture of composite materials
    Patent number: 4279695
    Abstract: In a process for the manufacture of composite material comprising a matrix of set inorganic binder (e.g. Portland cement) and reinforcing fibre (e.g. carbon fibre), by de-watering a slurry containing water-settable inorganic binder, reinforcing fibre and web-forming fibre (e.g. cellulose fibre), and subsequently setting the binder, a ball clay is included in the slurry that is de-watered, in order to reduce shrinkage of the composite material during setting of the binder.
    Type: Grant
    Filed: November 26, 1979
    Date of Patent: July 21, 1981
    Assignee: Turner & Newall Limited
    Inventor: Peter H. Winterbottom