FR2240051A1 - Upgrading of recovered paper pulp - by hydrocyclonic separation of lighter adventitious matter e.g. plastic size - Google Patents

Upgrading of recovered paper pulp - by hydrocyclonic separation of lighter adventitious matter e.g. plastic size

Info

Publication number
FR2240051A1
FR2240051A1 FR7427079A FR7427079A FR2240051A1 FR 2240051 A1 FR2240051 A1 FR 2240051A1 FR 7427079 A FR7427079 A FR 7427079A FR 7427079 A FR7427079 A FR 7427079A FR 2240051 A1 FR2240051 A1 FR 2240051A1
Authority
FR
France
Prior art keywords
base
vortex
tapering
classifier
liquid
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.)
Granted
Application number
FR7427079A
Other languages
English (en)
French (fr)
Other versions
FR2240051B3 (en, 2012
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
WIKDAHL NILS
Original Assignee
WIKDAHL NILS
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 by WIKDAHL NILS filed Critical WIKDAHL NILS
Publication of FR2240051A1 publication Critical patent/FR2240051A1/fr
Application granted granted Critical
Publication of FR2240051B3 publication Critical patent/FR2240051B3/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/08—Vortex chamber constructions
    • B04C5/081—Shapes or dimensions
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21D—TREATMENT OF THE MATERIALS BEFORE PASSING TO THE PAPER-MAKING MACHINE
    • D21D5/00—Purification of the pulp suspension by mechanical means; Apparatus therefor
    • D21D5/18—Purification of the pulp suspension by mechanical means; Apparatus therefor with the aid of centrifugal force

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Paper (AREA)
  • Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
  • Cyclones (AREA)
FR7427079A 1973-08-06 1974-08-05 Upgrading of recovered paper pulp - by hydrocyclonic separation of lighter adventitious matter e.g. plastic size Granted FR2240051A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US38611873A 1973-08-06 1973-08-06

Publications (2)

Publication Number Publication Date
FR2240051A1 true FR2240051A1 (en) 1975-03-07
FR2240051B3 FR2240051B3 (en, 2012) 1977-06-03

Family

ID=23524238

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7427079A Granted FR2240051A1 (en) 1973-08-06 1974-08-05 Upgrading of recovered paper pulp - by hydrocyclonic separation of lighter adventitious matter e.g. plastic size

Country Status (8)

Country Link
JP (1) JPS5072256A (en, 2012)
BR (1) BR7406400D0 (en, 2012)
DD (1) DD117190A5 (en, 2012)
DE (1) DE2433974A1 (en, 2012)
FI (1) FI233674A7 (en, 2012)
FR (1) FR2240051A1 (en, 2012)
IT (1) IT1017438B (en, 2012)
SE (1) SE7409821L (en, 2012)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4155839A (en) * 1977-11-28 1979-05-22 The Black Clawson Company Reverse centrifugal cleaning of paper making stock

Also Published As

Publication number Publication date
FI233674A7 (en, 2012) 1975-02-07
IT1017438B (it) 1977-07-20
DE2433974A1 (de) 1975-02-20
FR2240051B3 (en, 2012) 1977-06-03
SE7409821L (en, 2012) 1975-02-07
BR7406400D0 (pt) 1975-05-27
JPS5072256A (en, 2012) 1975-06-14
DD117190A5 (en, 2012) 1976-01-05

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Legal Events

Date Code Title Description
ST Notification of lapse