DE9017325U1 - - Google Patents

Info

Publication number
DE9017325U1
DE9017325U1 DE9017325U DE9017325U DE9017325U1 DE 9017325 U1 DE9017325 U1 DE 9017325U1 DE 9017325 U DE9017325 U DE 9017325U DE 9017325 U DE9017325 U DE 9017325U DE 9017325 U1 DE9017325 U1 DE 9017325U1
Authority
DE
Germany
Prior art keywords
digesting
pulp quality
fluid
digester
digestion
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 - Lifetime
Application number
DE9017325U
Other languages
English (en)
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of DE9017325U1 publication Critical patent/DE9017325U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • D21C3/00—Pulping cellulose-containing materials
    • D21C3/22—Other features of pulping processes
    • D21C3/228—Automation of the pulping processes
    • 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
    • D21C7/12—Devices for regulating or controlling

Landscapes

  • Paper (AREA)
DE9017325U 1990-12-21 1990-12-21 Expired - Lifetime DE9017325U1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4041456 1990-12-21

Publications (1)

Publication Number Publication Date
DE9017325U1 true DE9017325U1 (de) 1992-01-02

Family

ID=6421204

Family Applications (2)

Application Number Title Priority Date Filing Date
DE9017325U Expired - Lifetime DE9017325U1 (de) 1990-12-21 1990-12-21
DE59105982T Expired - Fee Related DE59105982D1 (de) 1990-12-21 1991-12-17 Prozessleitsystem zur Steuerung der Herstellung von Zellstoff in einem diskontinuierlich arbeitenden Kocher.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE59105982T Expired - Fee Related DE59105982D1 (de) 1990-12-21 1991-12-17 Prozessleitsystem zur Steuerung der Herstellung von Zellstoff in einem diskontinuierlich arbeitenden Kocher.

Country Status (3)

Country Link
EP (1) EP0492364B1 (de)
AT (1) ATE125011T1 (de)
DE (2) DE9017325U1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007036383A1 (de) * 2007-07-31 2009-02-05 Voith Patent Gmbh Verfahren zum Steuern der Aufschlussdauer eines Sulfitaufschlusses für Hochausbeute-Faserstoffe

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE183786T1 (de) * 1992-10-02 1999-09-15 Siemens Ag Steuerverfahren für die herstellung von zellstoff durch druck- und temperatursteuerung
WO1997010384A2 (de) * 1995-09-15 1997-03-20 Siemens Aktiengesellschaft Verfahren und anordnung zur überwachung der zellstoffkochung
CA2234221A1 (en) * 1995-10-09 1997-04-17 Siemens Aktiengesellschaft Process for determining the final point of pulp cooking and an arrangement for controlling the pulp cooking time in a reactor
US6103057A (en) * 1997-06-11 2000-08-15 Fagerlund; Bertil K. Kraft digesting process wherein a vapor interface is formed by withdrawing hot cooking liquor
WO1999028548A1 (de) * 1997-11-26 1999-06-10 Siemens Aktiengesellschaft Steuereinrichtung für einen kontinuierlich arbeitenden kocher zur herstellung von zellstoff
DE19752442C2 (de) * 1997-11-26 2000-05-25 Siemens Ag Steuereinrichtung für einen kontinuierlich arbeitenden Kocher zur Herstellung von Zellstoff

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4239590A (en) * 1979-01-11 1980-12-16 Kamyr, Inc. Method of maintaining uniformity of fibrous material fed to a continuous digester
DD216747A1 (de) * 1983-07-07 1984-12-19 Zellstoffwerk Goerlitz Veb Verfahren zur kocherendpunkteinstellung unter zugrundelegung von prozessmessgroessen
DE3525248A1 (de) * 1985-07-15 1987-01-15 Herbert Dr Ing Furumoto Verfahren zur steuerung und optimierung von reaktionen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2123497C3 (de) * 1970-05-15 1978-08-03 Mo Och Domsjoe Ab, Oernskoeldsvik (Schweden) Verfahren zur Herstellung von Sulfatpulpen zur Erzielung von Pulpen mit einem vorherbestimmten Maß an Delignifizierung
DE3641785A1 (de) * 1986-03-31 1987-10-08 Wolfen Filmfab Veb Verfahren zur herstellung von zellstoff
FI79359C (fi) * 1988-01-20 1989-12-11 Kajaani Electronics Foerfarande foer kontroll av ligninets upploesning vid alkaliska massakok.

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4239590A (en) * 1979-01-11 1980-12-16 Kamyr, Inc. Method of maintaining uniformity of fibrous material fed to a continuous digester
DD216747A1 (de) * 1983-07-07 1984-12-19 Zellstoffwerk Goerlitz Veb Verfahren zur kocherendpunkteinstellung unter zugrundelegung von prozessmessgroessen
DE3525248A1 (de) * 1985-07-15 1987-01-15 Herbert Dr Ing Furumoto Verfahren zur steuerung und optimierung von reaktionen

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
DE-Z: PAASILA, M.: Erfahrungen in der Steuerung von diskontinuierlichen Sulfit-Kochereien. In: WOCHENBALTT FÜR PAPIERFABRIKATION, Nr.6, 1980, S.189-192 *
DE-Z: SCHINK *
H.: Regelung der Zellstoffkochung. In: WOCHENBALTT FÜR PAPIERFABRIKATION, Nr.20, 1972, S.853-854 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007036383A1 (de) * 2007-07-31 2009-02-05 Voith Patent Gmbh Verfahren zum Steuern der Aufschlussdauer eines Sulfitaufschlusses für Hochausbeute-Faserstoffe

Also Published As

Publication number Publication date
ATE125011T1 (de) 1995-07-15
EP0492364B1 (de) 1995-07-12
EP0492364A1 (de) 1992-07-01
DE59105982D1 (de) 1995-08-17

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