Patents by Inventor Stanley E. Peacher

Stanley E. Peacher 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).

  • Spinnerette plate having multiple capillaries per counterbore for melt spinning fusion melts of acrylonitrile polymer and water
    Patent number: 4318680
    Abstract: A spinnerette plate having multiple capillaries per counterbore can be effectively used to melt-spin fusion melts of acrylonitrile polymer and water without sticking together of individual filaments.
    Type: Grant
    Filed: June 9, 1980
    Date of Patent: March 9, 1982
    Assignee: American Cyanamid Company
    Inventors: Ronald E. Pfeiffer, Stanley E. Peacher
  • Melt-spinning acrylonitrile polymer fiber using spinnerette plate with multiple capillaries per counterbore
    Patent number: 4254076
    Abstract: A spinnerette plate having multiple capillaries per counterbore can be effectively used to melt-spin fusion melts of acrylonitrile polymer and water without sticking together of individual filaments.
    Type: Grant
    Filed: June 20, 1979
    Date of Patent: March 3, 1981
    Assignee: American Cyanamid Company
    Inventors: Ronald E. Pfeiffer, Stanley E. Peacher
  • Process for melt-spinning acrylonitrile polymer fiber
    Patent number: 4220617
    Abstract: Melt-spinning of a fusion melt of an acrylonitrile polymer and water through a crowded hole spinnerette plate having small orifice diameters is achieved using low molecular weight polymer to provide fiber of desirable physical properties.
    Type: Grant
    Filed: August 30, 1978
    Date of Patent: September 2, 1980
    Assignee: American Cyanamid Company
    Inventors: Ronald E. Pfeiffer, Stanley E. Peacher