TREA

adapted to centrifugal or rotational moulding

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  • B28B21/80
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B28Stoneworking B28BSHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURES CONTAINING CEMENTITIOUS MATERIAL B28B21/00Methods or machines specially adapted for the production of tubular articles

Current Industry

B28B21/80adapted to centrifugal or rotational moulding
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Pre-stressed concrete pipe
    • Patent number 11,555,562
    • Issue date Jan 17, 2023
    • Ming C. Kuo
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Method for preparing rotolined articles
    • Patent number 9,718,090
    • Issue date Aug 1, 2017
    • Total Research and Technology Feluy
    • Eric Maziers
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Method for automatically tightening and untightening a bolt
    • Patent number 5,396,686
    • Issue date Mar 14, 1995
    • Kabushiki Kaisha Kobe Seiko Sho
    • Katsuhiko Yoshida
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Method and apparatus for automatically tightening and untightening...
    • Patent number 5,245,895
    • Issue date Sep 21, 1993
    • Kabushiki Kaisha Kobe Seiko Sho
    • Katsuhiko Yoshida
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Apparatus for producing a composite pipe in a rotating drum
    • Patent number 5,238,384
    • Issue date Aug 24, 1993
    • Von Roll AG
    • Peter Hartmann
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Method for producing a composite pipe in a rotating drum
    • Patent number 5,082,614
    • Issue date Jan 21, 1992
    • Peter Hartmann Beteiligungen AG
    • Peter Hartmann
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Mold for manufacturing objects by a centrifugal casting method
    • Patent number 4,601,923
    • Issue date Jul 22, 1986
    • Centricon Maschinenbau Emil Bonato & Co. KG
    • Emil Bonato
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    Split mould for making tapered concrete poles
    • Patent number 4,084,782
    • Issue date Apr 18, 1978
    • Nippon Concrete Kogyo Kabushiki Kaisha
    • Senri Okada
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3865534
    • Patent number 3,865,534
    • Issue date Feb 11, 1975
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2863205
    • Patent number 2,863,205
    • Issue date Dec 9, 1958
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2786253
    • Patent number 2,786,253
    • Issue date Mar 26, 1957
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2754563
    • Patent number 2,754,563
    • Issue date Jul 17, 1956
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2729873
    • Patent number 2,729,873
    • Issue date Jan 10, 1956
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2704875
    • Patent number 2,704,875
    • Issue date Mar 29, 1955
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2623260
    • Patent number 2,623,260
    • Issue date Dec 30, 1952
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2550858
    • Patent number 2,550,858
    • Issue date May 1, 1951
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2517974
    • Patent number 2,517,974
    • Issue date Aug 8, 1950
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2447703
    • Patent number 2,447,703
    • Issue date Aug 24, 1948
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2275080
    • Patent number 2,275,080
    • Issue date Mar 3, 1942
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2189071
    • Patent number 2,189,071
    • Issue date Feb 6, 1940
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2108371
    • Patent number 2,108,371
    • Issue date Feb 15, 1938
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1971088
    • Patent number 1,971,088
    • Issue date Aug 21, 1934
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1857233
    • Patent number 1,857,233
    • Issue date May 10, 1932
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1816586
    • Patent number 1,816,586
    • Issue date Jul 28, 1931
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1806920
    • Patent number 1,806,920
    • Issue date May 26, 1931
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1680832
    • Patent number 1,680,832
    • Issue date Aug 14, 1928
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1672941
    • Patent number 1,672,941
    • Issue date Jun 12, 1928
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1658922
    • Patent number 1,658,922
    • Issue date Feb 14, 1928
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1641793
    • Patent number 1,641,793
    • Issue date Sep 6, 1927
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1622012
    • Patent number 1,622,012
    • Issue date Mar 22, 1927
    • B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents