Controlling the operations; Devices solely for supplying or proportioning the ingredients

Patents Grantslast 30 patents

  • Information Patent Grant

    High recycle/reclaimed asphalt hot mix asphalt system and gas treat...

    • Patent number 10,080,987
    • Issue date Sep 25, 2018
    • Crowley Chemical Company, Inc.
    • Kenneth Crawford
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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    Asphalt loading safety system control circuit

    • Patent number 6,196,279
    • Issue date Mar 6, 2001
    • Ashland Chemical Company
    • Richard L. Baker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Asphalt loading safety system

    • Patent number 6,006,796
    • Issue date Dec 28, 1999
    • Ashland Inc.
    • Richard L Baker
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    Method and apparatus for the production of asphalt concrete

    • Patent number 4,579,458
    • Issue date Apr 1, 1986
    • Karl G. Ohlson
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    3614397

    • Patent number 3,614,397
    • Issue date Oct 19, 1971
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2873955

    • Patent number 2,873,955
    • Issue date Feb 17, 1959
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2727733

    • Patent number 2,727,733
    • Issue date Dec 20, 1955
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2256422

    • Patent number 2,256,422
    • Issue date Sep 16, 1941
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
  • Information Patent Grant

    2232404

    • Patent number 2,232,404
    • Issue date Feb 18, 1941
    • E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents