TREA

Corrugating already corrugated webs

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Industry

  • CPC
  • B31F1/32
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B31Paper goods B31FMECHANICAL WORKING OR DEFORMATION OF PAPER OR CARDBOARD B31F1/00Mechanical deformation of paper or cardboard without removing material

Current Industry

B31F1/32Corrugating already corrugated webs
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Method for producing corrugated board
    • Patent number 11,260,616
    • Issue date Mar 1, 2022
    • Herbert B. Kohler
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Method for producing corrugated board
    • Patent number 10,543,654
    • Issue date Jan 28, 2020
    • HBK Family, LLC
    • Herbert B. Kohler
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of fabricating bitumen impregnated ridge tiles, and machines...
    • Patent number 9,677,278
    • Issue date Jun 13, 2017
    • Onduline
    • Jean-Claude Lemaitre
    • E04 - BUILDING
  • Information Patent Grant

    Apparatus for producing corrugated board
    • Patent number 9,649,821
    • Issue date May 16, 2017
    • HBK Family, LLC
    • Herbert B. Kohler
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Single facer
    • Patent number 9,393,754
    • Issue date Jul 19, 2016
    • Mitsubishi Heavy Industries Printing & Packaging Machinery, Ltd.
    • Takashi Nitta
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Corrugating roll and method of reconditioning the same, and single...
    • Patent number 8,806,753
    • Issue date Aug 19, 2014
    • Mitsubishi Heavy Industries Printing & Packaging Machinery, Ltd.
    • Takashi Nitta
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Machine for reprofiling corrugated materials
    • Patent number 5,858,418
    • Issue date Jan 12, 1999
    • Onduline
    • Michel Buchy
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    Corrugated spacers for pleated air filter media
    • Patent number 4,537,812
    • Issue date Aug 27, 1985
    • Cambridge Filter Corporation
    • Richard W. Elbers
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    2302144
    • Patent number 2,302,144
    • Issue date Nov 17, 1942
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2276737
    • Patent number 2,276,737
    • Issue date Mar 17, 1942
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    2055877
    • Patent number 2,055,877
    • Issue date Sep 29, 1936
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
  • Information Patent Grant

    1997389
    • Patent number 1,997,389
    • Issue date Apr 9, 1935
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents