Patents Assigned to Harvey Universal, Inc.
  • Cutting oil treatment apparatus
    Patent number: 5632886
    Abstract: Apparatus for the biological purification of cutting oil, such as used in metal machining apparatus, is disclosed. The invention herein provides a suitable aerobic environment for remediating cultured aerobic bacteria. These beneficial bacteria act to break down the hazardous organic waste products of anaerobic bacteria and eliminate rank odors in the cutting oil. The cutting oil is aerated to encourage the proliferation of the aerobic bacteria, and to discourage the proliferation of the unwanted anaerobic bacteria.
    Type: Grant
    Filed: May 26, 1995
    Date of Patent: May 27, 1997
    Assignee: Harvey Universal, Inc.
    Inventor: Robert Staniec
  • Cutting oil treatment apparatus
    Patent number: 5462656
    Abstract: A method and apparatus for the biological purification of cutting oil, such as used in metal machining apparatus, is disclosed. The invention herein provides a suitable environment for cultured aerobic bacteria. These beneficial bacteria act to break down the hazardous organic waste products of anaerobic bacteria and eliminate rank odors. The cutting oil is aerated to encourage the proliferation of the aerobic bacteria, and to discourage the proliferation of the unwanted anaerobic bacteria.
    Type: Grant
    Filed: March 1, 1994
    Date of Patent: October 31, 1995
    Assignee: Harvey Universal, Inc.
    Inventor: Robert Staniec
  • Snail and slug deterrent barrier
    Patent number: 5337513
    Abstract: The invention comprises a physical barrier which deters the entrance of snails and slugs into an enclosed area. In preferred embodiments, the barrier is a treated rigid edging (such as fencing, or benderboard of wood or plastic) or a treated flexible edging (such as a tape). The edging material has an exposed surface (e.g., at or above the soil level) which includes a particulate copper material in a polymeric matrix.
    Type: Grant
    Filed: August 14, 1992
    Date of Patent: August 16, 1994
    Assignee: Harvey Universal, Inc.
    Inventors: Larry Harvey, William Sheaffer, Robert Staniec, Malcolm McLean
  • Cutting oil treatment
    Patent number: 5314620
    Abstract: A method and apparatus for the biological purification of cutting oil, such as used in metal machining apparatus, is disclosed. The invention herein provides a suitable environment for cultured aerobic bacteria. These beneficial bacteria act to break down the hazardous organic waste products of anaerobic bacteria and eliminate rank odors. The cutting oil is aerated to encourage the proliferation of the aerobic bacteria, and to discourage the proliferation of the unwanted anaerobic bacteria.
    Type: Grant
    Filed: April 2, 1993
    Date of Patent: May 24, 1994
    Assignee: Harvey Universal, Inc.
    Inventor: Robert Staniec