the subdivision consisting of a plurality of parallel tubes

Patents Grantslast 30 patents

  • Information Patent Grant

    Method and apparatus for making asphalt concrete using aggregate ma...

    • Patent number 9,855,677
    • Issue date Jan 2, 2018
    • Astec, Inc.
    • J. Donald Brock
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Rotating heat exchanger

    • Patent number 4,146,975
    • Issue date Apr 3, 1979
    • Fives-Cail Babcock
    • Victor Duhem
    • F26 - DRYING
  • Information Patent Grant

    3571944

    • Patent number 3,571,944
    • Issue date Mar 23, 1971
    • F26 - DRYING
  • Information Patent Grant

    3490754

    • Patent number 3,490,754
    • Issue date Jan 20, 1970
    • F26 - DRYING
  • Information Patent Grant

    3319351

    • Patent number 3,319,351
    • Issue date May 16, 1967
    • F26 - DRYING
  • Information Patent Grant

    2554705

    • Patent number 2,554,705
    • Issue date May 29, 1951
    • F26 - DRYING
  • Information Patent Grant

    1819102

    • Patent number 1,819,102
    • Issue date Aug 18, 1931
    • F26 - DRYING
  • Information Patent Grant

    1477823

    • Patent number 1,477,823
    • Issue date Dec 18, 1923
    • F26 - DRYING
  • Information Patent Grant

    712258

    • Patent number 712,258
    • Issue date Oct 28, 1902
    • F26 - DRYING