NL271290A - - Google Patents

Info

Publication number
NL271290A
NL271290A NL271290DA NL271290A NL 271290 A NL271290 A NL 271290A NL 271290D A NL271290D A NL 271290DA NL 271290 A NL271290 A NL 271290A
Authority
NL
Netherlands
Application number
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.)
Publication of NL271290A publication Critical patent/NL271290A/xx

Links

Classifications

    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • 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
    • D21H23/00Processes or apparatus for adding material to the pulp or to the paper
    • D21H23/02Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
    • D21H23/04Addition to the pulp; After-treatment of added substances in the pulp
    • D21H23/06Controlling the addition
    • D21H23/14Controlling the addition by selecting point of addition or time of contact between components
    • D21H23/18Addition at a location where shear forces are avoided before sheet-forming, e.g. after pulp beating or refining
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/03Non-macromolecular organic compounds
    • D21H17/05Non-macromolecular organic compounds containing elements other than carbon and hydrogen only
    • D21H17/07Nitrogen-containing compounds
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • 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
    • D21H17/00Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/60Waxes
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • 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
    • D21H23/00Processes or apparatus for adding material to the pulp or to the paper
NL271290D 1960-11-22 NL271290A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1126560 1960-11-22

Publications (1)

Publication Number Publication Date
NL271290A true NL271290A (xx)

Family

ID=20293639

Family Applications (1)

Application Number Title Priority Date Filing Date
NL271290D NL271290A (xx) 1960-11-22

Country Status (8)

Country Link
AT (1) AT257342B (xx)
CH (1) CH403464A (xx)
DE (1) DE1201674B (xx)
DK (1) DK106776C (xx)
FI (1) FI45578B (xx)
GB (1) GB1007840A (xx)
NL (1) NL271290A (xx)
NO (1) NO117955B (xx)

Also Published As

Publication number Publication date
DE1201674B (de) 1965-09-23
FI45578B (xx) 1972-04-04
AT257342B (de) 1967-10-10
CH403464A (de) 1965-11-30
GB1007840A (en) 1965-10-22
DK106776C (da) 1967-03-13
NO117955B (xx) 1969-10-13

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