SE405615B - Sett och system for reglering av en uppslutningsprocess - Google Patents
Sett och system for reglering av en uppslutningsprocessInfo
- Publication number
- SE405615B SE405615B SE7207731A SE773172A SE405615B SE 405615 B SE405615 B SE 405615B SE 7207731 A SE7207731 A SE 7207731A SE 773172 A SE773172 A SE 773172A SE 405615 B SE405615 B SE 405615B
- Authority
- SE
- Sweden
- Prior art keywords
- regulating
- systems
- methods
- connection process
- connection
- Prior art date
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
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S162/00—Paper making and fiber liberation
- Y10S162/09—Uses for paper making sludge
- Y10S162/10—Computer control of paper making variables
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plasma & Fusion (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15272871A | 1971-06-14 | 1971-06-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
SE405615B true SE405615B (sv) | 1978-12-18 |
Family
ID=22544152
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7207731A SE405615B (sv) | 1971-06-14 | 1972-06-13 | Sett och system for reglering av en uppslutningsprocess |
Country Status (4)
Country | Link |
---|---|
US (1) | US3764463A (sv) |
CA (1) | CA986657A (sv) |
FI (1) | FI59631C (sv) |
SE (1) | SE405615B (sv) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4013506A (en) * | 1974-07-22 | 1977-03-22 | Canadian International Paper Company | Method and apparatus for automatically and simultaneously controlling solution viscosity and brightness of a pulp during multi-stage bleaching |
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 |
US4146422A (en) * | 1976-08-24 | 1979-03-27 | Kamyr Inc. | Method for obtaining any variation in the fiber content of a digester effluent slurry |
US4963229A (en) * | 1985-07-02 | 1990-10-16 | International Paper Company | System and method for continuous measurement of pulp consistency in a blowline of a continuous pulp digester |
SE463118B (sv) * | 1988-02-26 | 1990-10-08 | Btg Kaelle Inventing Ab | Foerfarande och anordning foer bestaemning av koncentrationen av ett aemne som aer bundet till partiklar i ett stroemmande medium |
US5619038A (en) * | 1995-02-21 | 1997-04-08 | Temple-Inland Forest Products Corporation | Method and apparatus for determining the polymer content of a cellulose/polymer mixture and associated calibration |
US6273994B1 (en) * | 1998-01-30 | 2001-08-14 | Iogen Corporation | Method and device for measuring bleach requirement, bleachability, and effectivenss of hemicellulase enzyme treatment of pulp |
SE516090C2 (sv) * | 2000-05-31 | 2001-11-19 | Kvaerner Pulping Tech | Förfarande för reglering av en process för tillverkning av pappersmassa genom optisk mätning av mängden hexenuronsyra |
-
1971
- 1971-06-14 US US00152728A patent/US3764463A/en not_active Expired - Lifetime
- 1971-07-23 CA CA118,945A patent/CA986657A/en not_active Expired
-
1972
- 1972-06-13 FI FI1686/72A patent/FI59631C/fi active
- 1972-06-13 SE SE7207731A patent/SE405615B/sv unknown
Also Published As
Publication number | Publication date |
---|---|
FI59631C (fi) | 1981-09-10 |
FI59631B (fi) | 1981-05-29 |
US3764463A (en) | 1973-10-09 |
CA986657A (en) | 1976-04-06 |
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