FR582646A - Improvements in methods and apparatus for making paper and paper articles - Google Patents

Improvements in methods and apparatus for making paper and paper articles

Info

Publication number
FR582646A
FR582646A FR582646DA FR582646A FR 582646 A FR582646 A FR 582646A FR 582646D A FR582646D A FR 582646DA FR 582646 A FR582646 A FR 582646A
Authority
FR
France
Prior art keywords
paper
methods
articles
making
making paper
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Lester Kirschbraun
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR582646A publication Critical patent/FR582646A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP 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
    • D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/22—Addition to the formed paper
    • D21H23/70—Multistep processes; Apparatus for adding one or several substances in portions or in various ways to the paper, not covered by another single group of this main group
FR582646D 1924-03-28 1924-06-11 Improvements in methods and apparatus for making paper and paper articles Expired FR582646A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US702482A US1616903A (en) 1924-03-28 1924-03-28 Process and apparatus for making paper

Publications (1)

Publication Number Publication Date
FR582646A true FR582646A (en) 1924-12-23

Family

ID=24821393

Family Applications (1)

Application Number Title Priority Date Filing Date
FR582646D Expired FR582646A (en) 1924-03-28 1924-06-11 Improvements in methods and apparatus for making paper and paper articles

Country Status (4)

Country Link
US (1) US1616903A (en)
DE (1) DE447505C (en)
FR (1) FR582646A (en)
NL (1) NL19940C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2622491A (en) * 1948-10-04 1952-12-23 Patent & Licensing Corp Process of making multiply waterproofed sheets
DE969156C (en) * 1953-11-17 1958-05-08 Josef Will Method and device for the production of multi-ply paper, cardboard or cardboard

Also Published As

Publication number Publication date
NL19940C (en) 1925-05-15
US1616903A (en) 1927-02-08
DE447505C (en) 1927-08-01

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