TREA

having a rigid frame inside the inflatable part of the core

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Industry

  • CPC
  • B28B21/205
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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

B28B21/205having a rigid frame inside the inflatable part of the core
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making ceramic composite bearings
    • Patent number 10,478,996
    • Issue date Nov 19, 2019
    • Lancer Systems L.P.
    • Timothy J. Edwards
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    3822106
    • Patent number 3,822,106
    • Issue date Jul 2, 1974
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3561079
    • Patent number 3,561,079
    • Issue date Feb 9, 1971
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3414951
    • Patent number 3,414,951
    • Issue date Dec 10, 1968
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3414470
    • Patent number 3,414,470
    • Issue date Dec 3, 1968
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3069744
    • Patent number 3,069,744
    • Issue date Dec 25, 1962
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3056183
    • Patent number 3,056,183
    • Issue date Oct 2, 1962
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3021900
    • Patent number 3,021,900
    • Issue date Feb 20, 1962
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2730783
    • Patent number 2,730,783
    • Issue date Jan 17, 1956
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2612673
    • Patent number 2,612,673
    • Issue date Oct 7, 1952
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2585446
    • Patent number 2,585,446
    • Issue date Feb 12, 1952
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    2579801
    • Patent number 2,579,801
    • Issue date Dec 25, 1951
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    1624191
    • Patent number 1,624,191
    • Issue date Apr 12, 1927
    • B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents