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
  • 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
  • D21H23/52—Addition to the formed paper by contacting paper with a device carrying the material
  • D21H23/56—Rolls
  • D21H23/58—Details thereof, e.g. surface characteristics, peripheral speed
  • D21H23/62—Reverse roll coating, i.e. applicator roll surface moving in direction opposite to that of the paper
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
  • B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
  • B41C1/00—Forme preparation
  • B41C1/18—Curved printing formes or printing cylinders
• • 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
  • D21H5/00—Special paper or cardboard not otherwise provided for
  • D21H5/0005—Processes or apparatus specially adapted for applying liquids or other fluent materials to finished paper or board, e.g. impregnating, coating
  • D21H5/0025—Processes or apparatus specially adapted for applying liquids or other fluent materials to finished paper or board, e.g. impregnating, coating by contact with a device carrying the treating material
  • D21H5/003—Processes or apparatus specially adapted for applying liquids or other fluent materials to finished paper or board, e.g. impregnating, coating by contact with a device carrying the treating material with a roller
  • D21H5/0032—Details thereof, e.g. surface characteristics, peripheral speed
  • D21H5/0037—Reverse roll coating, e.g. applicator surface moving in direction opposite to that of paper

Landscapes

• Engineering & Computer Science (AREA)
• Manufacturing & Machinery (AREA)
• Coating Apparatus (AREA)
• Paper (AREA)

Applications Claiming Priority (1)

Publications (2)

Family

ID=9878802

Family Applications (1)

Country Status (13)

Families Citing this family (7)

Family Cites Families (7)

• 1975
  • 1975-03-10 GB GB978975A patent/GB1472709A/en not_active Expired
• 1976
  • 1976-03-08 CA CA247,354A patent/CA1079058A/en not_active Expired
  • 1976-03-09 BR BR7601415A patent/BR7601415A/en unknown
  • 1976-03-09 NZ NZ180262A patent/NZ180262A/en unknown
  • 1976-03-09 BE BE164988A patent/BE839358A/en not_active IP Right Cessation
  • 1976-03-09 NL NL7602450A patent/NL7602450A/en not_active Application Discontinuation
  • 1976-03-09 FR FR7606635A patent/FR2330464A1/en active Granted
  • 1976-03-09 SE SE7603118A patent/SE429725B/en unknown
  • 1976-03-10 DE DE2609982A patent/DE2609982C3/en not_active Expired
  • 1976-03-10 ZA ZA761497A patent/ZA761497B/en unknown
  • 1976-03-10 ES ES445955A patent/ES445955A1/en not_active Expired
  • 1976-03-10 JP JP51026002A patent/JPS5834183B2/en not_active Expired
  • 1976-03-10 IT IT12526/76A patent/IT1069361B/en active

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