FR2337225A1 - Dispositif et procede de decharge statique d'une composition fibreuse d'un lessiveur sous pression - Google Patents

Dispositif et procede de decharge statique d'une composition fibreuse d'un lessiveur sous pression

Info

Publication number
FR2337225A1
FR2337225A1 FR7622389A FR7622389A FR2337225A1 FR 2337225 A1 FR2337225 A1 FR 2337225A1 FR 7622389 A FR7622389 A FR 7622389A FR 7622389 A FR7622389 A FR 7622389A FR 2337225 A1 FR2337225 A1 FR 2337225A1
Authority
FR
France
Prior art keywords
launcher
pressurized
static discharge
fibrous composition
fibrous
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
FR7622389A
Other languages
English (en)
Other versions
FR2337225B1 (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.)
Sunds Defibrator Inc
Original Assignee
Sunds Defibrator Inc
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 Defibrator Inc filed Critical Sunds Defibrator Inc
Publication of FR2337225A1 publication Critical patent/FR2337225A1/fr
Application granted granted Critical
Publication of FR2337225B1 publication Critical patent/FR2337225B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/04—Pressure vessels, e.g. autoclaves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
    • B01J3/02—Feed or outlet devices therefor
    • 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
    • D21C7/00—Digesters
    • D21C7/08—Discharge devices

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Paper (AREA)
  • Coloring (AREA)
  • Cleaning In Electrography (AREA)
FR7622389A 1975-12-31 1976-07-22 Dispositif et procede de decharge statique d'une composition fibreuse d'un lessiveur sous pression Granted FR2337225A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/645,673 US4039373A (en) 1975-12-31 1975-12-31 Static discharge device and method for fiber discharge from a pressurized digester

Publications (2)

Publication Number Publication Date
FR2337225A1 true FR2337225A1 (fr) 1977-07-29
FR2337225B1 FR2337225B1 (fr) 1980-09-05

Family

ID=24589995

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7622389A Granted FR2337225A1 (fr) 1975-12-31 1976-07-22 Dispositif et procede de decharge statique d'une composition fibreuse d'un lessiveur sous pression

Country Status (14)

Country Link
US (1) US4039373A (fr)
JP (1) JPS5917238B2 (fr)
AR (1) AR210520A1 (fr)
AU (1) AU499243B2 (fr)
BR (1) BR7605051A (fr)
CA (1) CA1055756A (fr)
DE (1) DE2618499C3 (fr)
ES (1) ES450114A1 (fr)
FI (1) FI65095C (fr)
FR (1) FR2337225A1 (fr)
GB (1) GB1512498A (fr)
NO (1) NO150088C (fr)
SE (1) SE434527B (fr)
ZA (1) ZA761792B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989001360A1 (fr) * 1987-08-19 1989-02-23 Warner, Bernice, Helen Mecanisme servant a extraire des particules solides d'un systeme de mise en circulation de liquide
US4753737A (en) * 1987-11-09 1988-06-28 Wesley Staples Recovery method for settled black liquor
US5059281A (en) * 1989-09-25 1991-10-22 Beloit Corporation Process and mechanism to empty pulping digester
JPH08842B2 (ja) * 1991-05-22 1996-01-10 信越化学工業株式会社 多糖類の精製方法
AU6405696A (en) * 1995-06-29 1997-01-30 Reijo K. Salminen Continuous digester
US6280575B1 (en) * 1998-05-29 2001-08-28 Andritz-Ahlstrom Inc. Frusto-conical outlet for a cellulose material treatment vessel
US8801859B2 (en) * 2011-05-04 2014-08-12 Renmatix, Inc. Self-cleaning apparatus and method for thick slurry pressure control
CN106853541B (zh) * 2016-11-14 2018-11-02 首都航天机械公司 一种基于网格筒段的加工路径控制方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1055231A (fr) * 1951-04-28 1954-02-17 Voith Gmbh J M Dispositif de séparation continue d'impuretés lourdes contenues dans des suspensions de matières fibreuses
US2709397A (en) * 1950-07-19 1955-05-31 Dorries A G Vorm Maschinenfabr Tubular hydro-extractor for purifying suspensions of fibrous material
US2791158A (en) * 1954-04-06 1957-05-07 Downingtown Mfg Co Fiber cleaner
US2882967A (en) * 1954-10-06 1959-04-21 Pandia Inc Digesting apparatus discharge valve assembly
FR1580057A (fr) * 1967-09-22 1969-08-29
US3519532A (en) * 1967-04-17 1970-07-07 Black Clawson Co Continuous digester discharger containing automatic temperature and level sensing means and method thereof
US3617433A (en) * 1968-05-15 1971-11-02 Douglas G Sutherland Defibering discharger for continuous digesters
FR2113358A5 (fr) * 1970-11-10 1972-06-23 Process Evaluation Devel

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2425024A (en) * 1942-11-21 1947-08-05 Paper And Ind Appliances Inc Apparatus for producing pulp from cellulosic material
BE496868A (fr) * 1949-07-26
US2963086A (en) * 1955-09-22 1960-12-06 Pandia Inc Paper machinery
US3446701A (en) * 1967-12-28 1969-05-27 Us Agriculture Apparatus for impregnating and chemically converting cellulose-containing materials

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2709397A (en) * 1950-07-19 1955-05-31 Dorries A G Vorm Maschinenfabr Tubular hydro-extractor for purifying suspensions of fibrous material
FR1055231A (fr) * 1951-04-28 1954-02-17 Voith Gmbh J M Dispositif de séparation continue d'impuretés lourdes contenues dans des suspensions de matières fibreuses
US2791158A (en) * 1954-04-06 1957-05-07 Downingtown Mfg Co Fiber cleaner
US2882967A (en) * 1954-10-06 1959-04-21 Pandia Inc Digesting apparatus discharge valve assembly
US3519532A (en) * 1967-04-17 1970-07-07 Black Clawson Co Continuous digester discharger containing automatic temperature and level sensing means and method thereof
FR1580057A (fr) * 1967-09-22 1969-08-29
US3617433A (en) * 1968-05-15 1971-11-02 Douglas G Sutherland Defibering discharger for continuous digesters
FR2113358A5 (fr) * 1970-11-10 1972-06-23 Process Evaluation Devel

Also Published As

Publication number Publication date
GB1512498A (en) 1978-06-01
NO762280L (fr) 1977-07-01
ZA761792B (en) 1977-03-30
JPS5917238B2 (ja) 1984-04-20
US4039373A (en) 1977-08-02
BR7605051A (pt) 1978-02-14
FI65095C (fi) 1984-03-12
DE2618499B2 (de) 1978-07-06
AR210520A1 (es) 1977-08-15
FI762300A (fr) 1977-07-01
DE2618499A1 (de) 1977-07-14
AU499243B2 (en) 1979-04-12
AU1388576A (en) 1977-11-17
JPS5285501A (en) 1977-07-15
NO150088C (no) 1984-08-15
ES450114A1 (es) 1977-07-16
CA1055756A (fr) 1979-06-05
DE2618499C3 (de) 1979-03-15
NO150088B (no) 1984-05-07
FI65095B (fi) 1983-11-30
FR2337225B1 (fr) 1980-09-05
SE7609286L (sv) 1977-07-01
SE434527B (sv) 1984-07-30

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Legal Events

Date Code Title Description
CD Change of name or company name
EM Correction of a material error concerning inscription in the national patent register
ST Notification of lapse