Patents by Inventor Franklin V. Zimmer

Franklin V. Zimmer 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).

  • Patent number: 4374672
    Abstract: A stabilized fill material and method of producing the stabilized fill material comprising approximately 45-80% fly ash, 1-6% cement, and 20-50% water by weight, and mixing the material and depositing it directly in water by equipment supported on previously deposited fill material to form a causeway or the like. The fill material may include up to 2% lime by weight.
    Type: Grant
    Filed: October 19, 1981
    Date of Patent: February 22, 1983
    Assignee: The Detroit Edison Company
    Inventors: Joseph Funston, William C. Krell, Franklin V. Zimmer
  • Patent number: 4062195
    Abstract: The invention relates to a controlled density fill material and a method of using such fill material in, for examples, the backfilling of sewers, embankments, structures and utility trenches. The material includes Portland cement, fly ash and aggregates. The material, while having some properties of both, is neither a soil nor a concrete.
    Type: Grant
    Filed: December 3, 1975
    Date of Patent: December 13, 1977
    Assignee: K-Krete, Inc.
    Inventors: William E. Brewer, Franklin V. Zimmer
  • Patent number: 4050258
    Abstract: The invention relates to a controlled density fill material and a method of using such fill material in, for examples, the backfilling of sewers, embankments, structures and utility trenches. The material includes Portland cement, fly ash and aggregates. The material, while having some properties of both, is neither a soil nor a concrete.
    Type: Grant
    Filed: December 3, 1975
    Date of Patent: September 27, 1977
    Assignee: K-Krete, Inc.
    Inventors: William E. Brewer, Franklin V. Zimmer
  • Patent number: 4050950
    Abstract: The invention relates to a controlled density fill material and a method of using such fill material in, for examples, the backfilling of sewers, embankments, structures and utility trenches. The material includes Portland cement, fly ash and aggregates. The material, while having some properties of both, is neither a soil nor a concrete.
    Type: Grant
    Filed: December 3, 1975
    Date of Patent: September 27, 1977
    Assignee: K-Krete, Inc.
    Inventors: William E. Brewer, Franklin V. Zimmer
  • Patent number: 4050261
    Abstract: The invention relates to a controlled density fill material and a method of using such fill material in, for examples, the backfilling of sewers, embankments, structures and utility trenches. The material includes Portland cement, fly ash and aggregates. The material, while having some properties of both, is neither a soil nor a concrete.
    Type: Grant
    Filed: June 3, 1974
    Date of Patent: September 27, 1977
    Assignee: K-Krete, Inc.
    Inventors: William E. Brewer, Franklin V. Zimmer