Assembly of several preformed webs, at least one of which has been formed by dry method

Industry

CPC
D21H5/2692

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Parent Industries

DTEXTILES PAPER D21Papermaking D21HPULP COMPOSITIONS PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D IMPREGNATING OR COATING OF PAPER TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G PAPER NOT OTHERWISE PROVIDED FOR D21H5/00Special paper or cardboard not otherwise provided for

Current Industry

D21H5/2692Assembly of several preformed webs, at least one of which has been formed by dry method

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Composite nonwoven web
- Patent number 4,318,774
- Issue date Mar 9, 1982
- Powell Corporation
- Henry J. Powell
- D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information Patent Grant
Apparatus for forming multi-ply fibrous sheets
- Patent number 4,074,959
- Issue date Feb 21, 1978
- Karl Kroyer St. Anne's Limited
- Harold George Curry
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Multi-ply fibrous sheets having a wet-laid ply and a dry-laid ply
- Patent number 4,046,622
- Issue date Sep 6, 1977
- Karl Kroyer St. Anne's Limited
- Brian William Attwood
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for the twin-wire air laying of fibrous pads
- Patent number 3,994,047
- Issue date Nov 30, 1976
- International Paper Company
- Charles A. Lee
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Internally adhesively bonded fibrous web
- Patent number 3,978,257
- Issue date Aug 31, 1976
- Kimberly-Clark Corporation
- David F. Ring
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Multi-ply paper and paperboard having a wet-laid ply and a dry-laid...
- Patent number 3,954,554
- Issue date May 4, 1976
- Karl Kroyer St. Anne's Limited
- Harold George Curry
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Fluff article and method and apparatus for forming same
- Patent number 3,943,605
- Issue date Mar 16, 1976
- Paper Converting Machine Company
- Ernst Daniel Nystrand
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
3905864
- Patent number 3,905,864
- Issue date Sep 16, 1975
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
2881072
- Patent number 2,881,072
- Issue date Apr 7, 1959
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Assembly of several preformed webs, at least one of which has been formed by dry method

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Composite nonwoven web

Apparatus for forming multi-ply fibrous sheets

Multi-ply fibrous sheets having a wet-laid ply and a dry-laid ply

Apparatus for the twin-wire air laying of fibrous pads

Internally adhesively bonded fibrous web

Multi-ply paper and paperboard having a wet-laid ply and a dry-laid...

Fluff article and method and apparatus for forming same

3905864

2881072

Patents Applicationslast 30 patents