Patents by Inventor William Arthur Blann

William Arthur Blann 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).

  • Method of reducing lead and acid waste contamination in battery plant operation
    Patent number: 4024055
    Abstract: A method of reducing the sulfate ion and sulfuric acid contamination of waste water in lead-acid battery manufacturing operations and recovery of the lead in salvageable form is provided which comprises neutralizing aqueous sulfuric acid wastes by treatment with waste battery paste containing lead oxide under controlled pH conditions.
    Type: Grant
    Filed: December 18, 1975
    Date of Patent: May 17, 1977
    Assignee: Globe-Union Inc.
    Inventor: William Arthur Blann