FI863615A0 - Foerfarande foer styrning av cellulosakok. - Google Patents
Foerfarande foer styrning av cellulosakok.Info
- Publication number
- FI863615A0 FI863615A0 FI863615A FI863615A FI863615A0 FI 863615 A0 FI863615 A0 FI 863615A0 FI 863615 A FI863615 A FI 863615A FI 863615 A FI863615 A FI 863615A FI 863615 A0 FI863615 A0 FI 863615A0
- Authority
- FI
- Finland
- Prior art keywords
- cellulose
- chemicals
- current
- measuring
- digester
- Prior art date
Links
- 229920002678 cellulose Polymers 0.000 abstract 5
- 239000001913 cellulose Substances 0.000 abstract 5
- 239000000126 substance Substances 0.000 abstract 3
- 230000029087 digestion Effects 0.000 abstract 2
- 238000005259 measurement Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 1
Classifications
-
- 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)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Immunology (AREA)
- Food Science & Technology (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI863615A FI80526C (fi) | 1986-09-08 | 1986-09-08 | Foerfarande foer styrning av cellulosakok. |
US07/094,319 US4933292A (en) | 1986-09-08 | 1987-09-04 | Method for controlling and measuring cellulose digestion |
CA000546233A CA1281510C (en) | 1986-09-08 | 1987-09-04 | Procedure for controlling cellulose digestion |
EP87113064A EP0259820B1 (en) | 1986-09-08 | 1987-09-07 | Procedure for controlling cellulose digestion |
DE3751266T DE3751266T2 (de) | 1986-09-08 | 1987-09-07 | Verfahren zur Regelung von Zellulosendigestion. |
AT87113064T ATE121843T1 (de) | 1986-09-08 | 1987-09-07 | Verfahren zur regelung von zellulosendigestion. |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI863615A FI80526C (fi) | 1986-09-08 | 1986-09-08 | Foerfarande foer styrning av cellulosakok. |
FI863615 | 1986-09-08 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI863615A0 true FI863615A0 (fi) | 1986-09-08 |
FI863615A FI863615A (fi) | 1988-03-09 |
FI80526B FI80526B (fi) | 1990-02-28 |
FI80526C FI80526C (fi) | 1990-06-11 |
Family
ID=8523123
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI863615A FI80526C (fi) | 1986-09-08 | 1986-09-08 | Foerfarande foer styrning av cellulosakok. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4933292A (fi) |
EP (1) | EP0259820B1 (fi) |
AT (1) | ATE121843T1 (fi) |
CA (1) | CA1281510C (fi) |
DE (1) | DE3751266T2 (fi) |
FI (1) | FI80526C (fi) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5485099A (en) * | 1989-09-22 | 1996-01-16 | Blanchard Marketing Services Limited | Sensing method and device |
US5282931A (en) * | 1992-07-08 | 1994-02-01 | Pulp And Paper Research Institute Of Canada | Determination and control of effective alkali in kraft liquors by IR spectroscopy |
FI91997C (fi) * | 1993-08-20 | 1994-09-12 | Conrex Oy | Elektrodijärjestelmän, johon kuuluu mittauselektrodi, vertailuelektrodi ja vastaelektrodi, käyttö vetyperoksidin pitoisuuden mittaamisessa |
US6416651B1 (en) * | 1999-02-26 | 2002-07-09 | Honeywell Measurex | Multi-electrode composition measuring device and method |
FI113089B (fi) | 1999-10-06 | 2004-02-27 | Liqum Oy | Menetelmä paperinvalmistusprosessin analysoimiseksi ja sähkökemiallinen anturi nesteen analysoimiseksi |
CA2293223C (en) * | 1999-12-23 | 2004-02-10 | Michael G. Paice | Electrochemical method for determinating lignin content of pulp |
FI122238B (fi) * | 2006-02-09 | 2011-10-31 | Metso Automation Oy | Menetelmä ja laitteisto massasuspension kokonaisperoksidipitoisuuden määrittämiseksi |
WO2016112203A1 (en) * | 2015-01-07 | 2016-07-14 | Andritz Inc. | System and method for monitoring and control of multiple processing zones within pressurized vessels |
FI128975B (fi) | 2018-11-22 | 2021-04-15 | Andritz Oy | Järjestely lignoselluloosapitoisen materiaalin käsittelyastian monitorointianturien asentamiseksi |
Family Cites Families (8)
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 |
SE377348B (fi) * | 1972-07-14 | 1975-06-30 | Mo Och Domsjoe Ab | |
US3941649A (en) * | 1972-07-14 | 1976-03-02 | Mo Och Domsjo Aktiebolag | Process for obtaining a predetermined Kappa number in sulfate pulping |
SE384884C (sv) * | 1974-09-05 | 1986-04-14 | Mo Och Domsjoe Ab | Forfarande for reglering av tillforseln av reaktionskemikalier vid delignifiering och/eller blekning av massa |
US4012197A (en) * | 1975-11-07 | 1977-03-15 | Measurex Corporation | Titration apparatus and method therefor |
DK424281A (da) * | 1981-09-25 | 1983-03-26 | Kemotron A S | Fremgangsmaade til styring af hvidluds egenskaber |
FI65675C (fi) * | 1982-05-12 | 1984-06-11 | Kajaani Oy | Elektrodsystem foer voltametriska maetningar |
US4624742A (en) * | 1984-02-27 | 1986-11-25 | Westvaco Corporation | Method of determining black liquor solids concentration remaining in a washed pulp mat |
-
1986
- 1986-09-08 FI FI863615A patent/FI80526C/fi not_active IP Right Cessation
-
1987
- 1987-09-04 CA CA000546233A patent/CA1281510C/en not_active Expired - Fee Related
- 1987-09-04 US US07/094,319 patent/US4933292A/en not_active Expired - Fee Related
- 1987-09-07 AT AT87113064T patent/ATE121843T1/de not_active IP Right Cessation
- 1987-09-07 EP EP87113064A patent/EP0259820B1/en not_active Expired - Lifetime
- 1987-09-07 DE DE3751266T patent/DE3751266T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ATE121843T1 (de) | 1995-05-15 |
FI863615A (fi) | 1988-03-09 |
DE3751266D1 (de) | 1995-06-01 |
EP0259820A3 (en) | 1990-05-23 |
FI80526C (fi) | 1990-06-11 |
EP0259820A2 (en) | 1988-03-16 |
US4933292A (en) | 1990-06-12 |
CA1281510C (en) | 1991-03-19 |
EP0259820B1 (en) | 1995-04-26 |
DE3751266T2 (de) | 1995-09-21 |
FI80526B (fi) | 1990-02-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: SAVCOR CONSULTING OY |