SE8801168L - Kontinuerligt oevervakad anordning och metod foer bestaemning av fullstaendighetsgraden vid massakokning - Google Patents

Kontinuerligt oevervakad anordning och metod foer bestaemning av fullstaendighetsgraden vid massakokning

Info

Publication number
SE8801168L
SE8801168L SE8801168A SE8801168A SE8801168L SE 8801168 L SE8801168 L SE 8801168L SE 8801168 A SE8801168 A SE 8801168A SE 8801168 A SE8801168 A SE 8801168A SE 8801168 L SE8801168 L SE 8801168L
Authority
SE
Sweden
Prior art keywords
sample
consistency
pulp
cooking
determining
Prior art date
Application number
SE8801168A
Other languages
Unknown language ( )
English (en)
Swedish (sv)
Other versions
SE8801168D0 (sv
Inventor
C Baker
Original Assignee
Paper Valley Instr 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 Paper Valley Instr Inc filed Critical Paper Valley Instr Inc
Publication of SE8801168D0 publication Critical patent/SE8801168D0/xx
Publication of SE8801168L publication Critical patent/SE8801168L/

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • 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
    • G01N33/346—Paper sheets
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T436/00—Chemistry: analytical and immunological testing
    • Y10T436/11—Automated chemical analysis
    • Y10T436/117497—Automated chemical analysis with a continuously flowing sample or carrier stream

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Paper (AREA)
SE8801168A 1987-04-01 1988-03-29 Kontinuerligt oevervakad anordning och metod foer bestaemning av fullstaendighetsgraden vid massakokning SE8801168L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/033,594 US4780182A (en) 1987-04-01 1987-04-01 Continuously monitored apparatus and method for determining degree of completion of pulp cook

Publications (2)

Publication Number Publication Date
SE8801168D0 SE8801168D0 (sv) 1988-03-29
SE8801168L true SE8801168L (sv) 1988-10-02

Family

ID=21871301

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8801168A SE8801168L (sv) 1987-04-01 1988-03-29 Kontinuerligt oevervakad anordning och metod foer bestaemning av fullstaendighetsgraden vid massakokning

Country Status (3)

Country Link
US (1) US4780182A (fi)
FI (1) FI881521A (fi)
SE (1) SE8801168L (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5032976A (en) * 1989-06-13 1991-07-16 Elsag International B.V. System for modeling and control for delignification of pulping
US5032977A (en) * 1989-06-13 1991-07-16 Elsag International B.V. System for modeling and control for delignification of pulping
US5194388A (en) * 1989-07-10 1993-03-16 Westvaco Corporation "Kappa" number calibration standard
CA2355068A1 (en) * 1998-12-18 2000-06-29 Erkki Pietilainen Method for determination of the charging state for filtrates of masses in paper and board machines

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3838594A (en) * 1973-01-24 1974-10-01 Meara Co Inc O Apparatus for analysis of fluid suspensions
US4192708A (en) * 1974-09-05 1980-03-11 Mo Och Domsjo Aktiebolag Method for controlling the addition of active chemical for delignifying and/or bleaching cellulose pulp suspended in a liquor containing chemicals reactive with the delignifying and/or bleaching chemical
SE8000434L (sv) * 1980-01-18 1981-07-19 Kaelle Eur Control Forfarande och anordning for bestemning av ligninhalten i massa
US4540468A (en) * 1983-09-26 1985-09-10 Board Of Trustees Of The University Of Maine Method for determining the degree of completion and pulp yield

Also Published As

Publication number Publication date
FI881521A (fi) 1988-10-02
US4780182A (en) 1988-10-25
SE8801168D0 (sv) 1988-03-29
FI881521A0 (fi) 1988-03-31

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Legal Events

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NAV Patent application has lapsed

Ref document number: 8801168-9

Effective date: 19901001