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FI911685A7 - Diagnosing paper machine wet-end chemistry problems - Google Patents

Diagnosing paper machine wet-end chemistry problems

Info

Publication number
FI911685A7
FI911685A7 FI911685A FI911685A FI911685A7 FI 911685 A7 FI911685 A7 FI 911685A7 FI 911685 A FI911685 A FI 911685A FI 911685 A FI911685 A FI 911685A FI 911685 A7 FI911685 A7 FI 911685A7
Authority
FI
Finland
Prior art keywords
diagnosing
paper machine
machine wet
end chemistry
chemistry problems
Prior art date
Application number
FI911685A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI92742B (en
FI911685A0 (en
FI92742C (en
Inventor
Martin Holmberg
Karl Holmstroem
Timo Korpi
Ismo Penttinen
Risto Ritala
Original Assignee
Keskuslaboratorio
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 Keskuslaboratorio filed Critical Keskuslaboratorio
Priority to FI911685A priority Critical patent/FI92742C/en
Publication of FI911685A0 publication Critical patent/FI911685A0/en
Priority to PCT/FI1992/000103 priority patent/WO1992017642A1/en
Publication of FI911685A7 publication Critical patent/FI911685A7/en
Publication of FI92742B publication Critical patent/FI92742B/en
Application granted granted Critical
Publication of FI92742C publication Critical patent/FI92742C/en

Links

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
    • D21H23/78—Controlling or regulating not limited to any particular process or apparatus
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21G—CALENDERS; ACCESSORIES FOR PAPER-MAKING MACHINES
    • D21G9/00—Other accessories for paper-making machines
    • D21G9/0009—Paper-making control systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/34—Paper
    • G01N33/343—Paper pulp

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Paper (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FI911685A 1991-04-08 1991-04-08 Diagnosis of disturbances in a paper machine's wet chemistry FI92742C (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI911685A FI92742C (en) 1991-04-08 1991-04-08 Diagnosis of disturbances in a paper machine's wet chemistry
PCT/FI1992/000103 WO1992017642A1 (en) 1991-04-08 1992-04-03 Diagnosing disturbances in the wet part chemistry of a paper machine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI911685 1991-04-08
FI911685A FI92742C (en) 1991-04-08 1991-04-08 Diagnosis of disturbances in a paper machine's wet chemistry

Publications (4)

Publication Number Publication Date
FI911685A0 FI911685A0 (en) 1991-04-08
FI911685A7 true FI911685A7 (en) 1992-10-09
FI92742B FI92742B (en) 1994-09-15
FI92742C FI92742C (en) 1994-12-27

Family

ID=8532269

Family Applications (1)

Application Number Title Priority Date Filing Date
FI911685A FI92742C (en) 1991-04-08 1991-04-08 Diagnosis of disturbances in a paper machine's wet chemistry

Country Status (2)

Country Link
FI (1) FI92742C (en)
WO (1) WO1992017642A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE503644C2 (en) * 1994-10-14 1996-07-22 Eka Chemicals Ab Ways to determine the content of organic material in effluents from pulp and paper mills
DE19653477C2 (en) * 1996-12-20 1999-04-22 Siemens Ag Process and device for process control in the manufacture of paper
AT405061B (en) * 1997-07-01 1999-05-25 Andritz Patentverwaltung METHOD FOR MINIMIZING THE USE OF WATER IN A WATER CIRCUIT OF A PAPER / PULP OR FUEL FACTORY
FI104502B (en) * 1997-09-16 2000-02-15 Metsae Serla Oyj Process for making paper web
DE19946787A1 (en) 1999-09-29 2001-04-05 Focke & Co Method and device for diagnosing machines

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4752356A (en) * 1985-10-18 1988-06-21 Miami University Papermaking process

Also Published As

Publication number Publication date
FI92742B (en) 1994-09-15
WO1992017642A1 (en) 1992-10-15
FI911685A0 (en) 1991-04-08
FI92742C (en) 1994-12-27

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Legal Events

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Owner name: SAVCOR FOREST OY

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