FR1252407A - Improvements to devices for dehydrating aqueous mixtures and in particular suspensions of fibrous pulp - Google Patents

Improvements to devices for dehydrating aqueous mixtures and in particular suspensions of fibrous pulp

Info

Publication number
FR1252407A
FR1252407A FR822173A FR822173A FR1252407A FR 1252407 A FR1252407 A FR 1252407A FR 822173 A FR822173 A FR 822173A FR 822173 A FR822173 A FR 822173A FR 1252407 A FR1252407 A FR 1252407A
Authority
FR
France
Prior art keywords
devices
aqueous mixtures
fibrous pulp
particular suspensions
dehydrating aqueous
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
FR822173A
Other languages
French (fr)
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.)
Valmet AB
Original Assignee
Sunds Verkstader AB
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 Sunds Verkstader AB filed Critical Sunds Verkstader AB
Priority to FR822173A priority Critical patent/FR1252407A/en
Application granted granted Critical
Publication of FR1252407A publication Critical patent/FR1252407A/en
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/18—De-watering; Elimination of cooking or pulp-treating liquors from the pulp
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/06—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums
    • B01D33/073—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration
    • B01D33/09—Filters with filtering elements which move during the filtering operation with rotary cylindrical filtering surfaces, e.g. hollow drums arranged for inward flow filtration with surface cells independently connected to pressure distributors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D33/00—Filters with filtering elements which move during the filtering operation
    • B01D33/44—Regenerating the filter material in the filter
    • B01D33/46—Regenerating the filter material in the filter by scrapers, brushes nozzles or the like acting on the cake-side of the filtering element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B9/00—Presses specially adapted for particular purposes
    • B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
    • B30B9/20—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using rotary pressing members, other than worms or screws, e.g. rollers, rings, discs

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
FR822173A 1960-03-23 1960-03-23 Improvements to devices for dehydrating aqueous mixtures and in particular suspensions of fibrous pulp Expired FR1252407A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR822173A FR1252407A (en) 1960-03-23 1960-03-23 Improvements to devices for dehydrating aqueous mixtures and in particular suspensions of fibrous pulp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR822173A FR1252407A (en) 1960-03-23 1960-03-23 Improvements to devices for dehydrating aqueous mixtures and in particular suspensions of fibrous pulp

Publications (1)

Publication Number Publication Date
FR1252407A true FR1252407A (en) 1961-01-27

Family

ID=8727711

Family Applications (1)

Application Number Title Priority Date Filing Date
FR822173A Expired FR1252407A (en) 1960-03-23 1960-03-23 Improvements to devices for dehydrating aqueous mixtures and in particular suspensions of fibrous pulp

Country Status (1)

Country Link
FR (1) FR1252407A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1210000B (en) * 1961-01-30 1966-02-03 Improved Machinery Inc Eine Ge Rotary drum filter
US3258125A (en) * 1961-07-27 1966-06-28 Sunds Verkst Er Aktiebolag Self-suction filtering device
DE1284398B (en) * 1966-04-01 1968-12-05 Karlstads Werkstad Ab Rotatable filter drum with self-sucking filtrate channels

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1210000B (en) * 1961-01-30 1966-02-03 Improved Machinery Inc Eine Ge Rotary drum filter
US3258125A (en) * 1961-07-27 1966-06-28 Sunds Verkst Er Aktiebolag Self-suction filtering device
DE1284398B (en) * 1966-04-01 1968-12-05 Karlstads Werkstad Ab Rotatable filter drum with self-sucking filtrate channels

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