FR2474075A1 - Procede et dispositif de determination de la teneur en lignine d'une pulpe - Google Patents
Procede et dispositif de determination de la teneur en lignine d'une pulpe Download PDFInfo
- Publication number
- FR2474075A1 FR2474075A1 FR8100620A FR8100620A FR2474075A1 FR 2474075 A1 FR2474075 A1 FR 2474075A1 FR 8100620 A FR8100620 A FR 8100620A FR 8100620 A FR8100620 A FR 8100620A FR 2474075 A1 FR2474075 A1 FR 2474075A1
- Authority
- FR
- France
- Prior art keywords
- sample
- pulp
- gas
- temperature
- cylinder
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 23
- 229920005610 lignin Polymers 0.000 title claims abstract description 16
- KZBUYRJDOAKODT-UHFFFAOYSA-N Chlorine Chemical compound ClCl KZBUYRJDOAKODT-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052801 chlorine Inorganic materials 0.000 claims abstract description 9
- 239000000460 chlorine Substances 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000007664 blowing Methods 0.000 claims abstract description 6
- 238000005660 chlorination reaction Methods 0.000 claims abstract description 4
- 230000001590 oxidative effect Effects 0.000 claims abstract 2
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims 1
- 230000000903 blocking effect Effects 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 23
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000835 fiber Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 229920003043 Cellulose fiber Polymers 0.000 description 1
- 229920002488 Hemicellulose Polymers 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000012488 sample solution Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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
-
- 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
- Y10T436/14—Heterocyclic carbon compound [i.e., O, S, N, Se, Te, as only ring hetero atom]
- Y10T436/142222—Hetero-O [e.g., ascorbic acid, etc.]
Landscapes
- Paper (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8000434A SE8000434L (sv) | 1980-01-18 | 1980-01-18 | Forfarande och anordning for bestemning av ligninhalten i massa |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2474075A1 true FR2474075A1 (fr) | 1981-07-24 |
| FR2474075B3 FR2474075B3 (member.php) | 1982-10-22 |
Family
ID=20340023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8100620A Granted FR2474075A1 (fr) | 1980-01-18 | 1981-01-15 | Procede et dispositif de determination de la teneur en lignine d'une pulpe |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4345913A (member.php) |
| JP (1) | JPS56106152A (member.php) |
| BR (1) | BR8100259A (member.php) |
| DE (1) | DE3100897A1 (member.php) |
| FI (1) | FI810133L (member.php) |
| FR (1) | FR2474075A1 (member.php) |
| NO (1) | NO810151L (member.php) |
| SE (1) | SE8000434L (member.php) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI67957C (fi) * | 1983-02-17 | 1985-06-10 | Tampella Oy Ab | Foerfarande och anordning foer bestaemning av egenskaperna hosen fibermassa med varierande koncentration |
| US4752357A (en) * | 1986-12-22 | 1988-06-21 | Paper Valley Instruments, Inc. | On-line apparatus for determining degree of completion of pulp cook |
| US4780182A (en) * | 1987-04-01 | 1988-10-25 | Paper Valley Instruments, Inc. | Continuously monitored apparatus and method for determining degree of completion of pulp cook |
| US4895618A (en) * | 1987-12-28 | 1990-01-23 | Afora Oy | Method of controlling alkaline pulping process |
| US4837446A (en) * | 1988-03-31 | 1989-06-06 | International Paper Company | Apparatus and process for testing uniformity of pulp |
| US5194388A (en) * | 1989-07-10 | 1993-03-16 | Westvaco Corporation | "Kappa" number calibration standard |
| RU2225001C1 (ru) * | 2002-07-25 | 2004-02-27 | Государственное учреждение Институт химии Коми научного центра Уральского отделения РАН | Способ определения массовой концентрации лигнинных веществ в природных, сточных и очищенных сточных водах |
| RU2291418C1 (ru) * | 2005-04-11 | 2007-01-10 | Государственное образовательное учреждение высшего профессионального образования "Архангельский государственный технический университет" | Способ определения лигнинных веществ в сточных водах сульфат-целлюлозного производства |
| RU2405877C1 (ru) * | 2010-02-27 | 2010-12-10 | Государственное образовательное учреждение высшего профессионального образования "Архангельский государственный технический университет" ("АГТУ") | Способ определения лигнина в целлюлозных полуфабрикатах |
| RU2557744C1 (ru) * | 2014-06-16 | 2015-07-27 | Федеральное государственное автономное образовательное учреждение высшего профессионального образования "Северный (Арктический) федеральный университет имени М.В. Ломоносова" (САФУ) | Способ определения лигнина в целлюлозных полуфабрикатах |
| CN105203579B (zh) * | 2015-09-14 | 2018-07-31 | 中国环境科学研究院 | 植物生物质木质素含量的热分析测定方法 |
| CN106248521B (zh) * | 2016-07-11 | 2018-06-22 | 中国环境科学研究院 | 沉积物有机质早期成岩演化程度的热鉴定方法 |
| CN109270115A (zh) * | 2018-12-11 | 2019-01-25 | 山东建筑大学 | 一种地采暖木质地板蓄热性能检测和计算的方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3272691A (en) * | 1964-02-12 | 1966-09-13 | Pennsalt Chemicals Corp | Apparatus for continuously chlorinating pulp including automatic control of the degree of chlorination |
| SE377348B (member.php) * | 1972-07-14 | 1975-06-30 | Mo Och Domsjoe Ab | |
| US4162933A (en) * | 1973-05-15 | 1979-07-31 | Kamyr Inc. | Exothermic heat as a means of determining the degree of delignification |
| US4042328A (en) * | 1976-04-06 | 1977-08-16 | Seymour George W | On-line analyzer |
-
1980
- 1980-01-18 SE SE8000434A patent/SE8000434L/ not_active Application Discontinuation
-
1981
- 1981-01-14 DE DE19813100897 patent/DE3100897A1/de not_active Withdrawn
- 1981-01-14 US US06/225,134 patent/US4345913A/en not_active Expired - Fee Related
- 1981-01-15 FR FR8100620A patent/FR2474075A1/fr active Granted
- 1981-01-16 NO NO810151A patent/NO810151L/no unknown
- 1981-01-16 JP JP583181A patent/JPS56106152A/ja active Pending
- 1981-01-16 FI FI810133A patent/FI810133L/fi not_active Application Discontinuation
- 1981-01-16 BR BR8100259A patent/BR8100259A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US4345913A (en) | 1982-08-24 |
| SE8000434L (sv) | 1981-07-19 |
| JPS56106152A (en) | 1981-08-24 |
| NO810151L (no) | 1981-07-20 |
| DE3100897A1 (de) | 1981-12-24 |
| FI810133L (fi) | 1981-07-19 |
| FR2474075B3 (member.php) | 1982-10-22 |
| BR8100259A (pt) | 1981-08-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2474075A1 (fr) | Procede et dispositif de determination de la teneur en lignine d'une pulpe | |
| US5031522A (en) | Apparatus for the recovery of food juices | |
| EP0308314B1 (fr) | Procédé de traitement par l'ozone de matériaux ligno-cellulosiques, notamment de pâtes à papier et réacteur pour la mise en oeuvre de ce procédé | |
| CA1055755A (fr) | Procede et dispositif pour la fabrication de pate a papier | |
| EP0018287A1 (fr) | Procédé de délignification de pâte à papier chimique écrue | |
| FR2640651A1 (fr) | Procede pour le lessivage continu d'une matiere cellulosique fibreuse | |
| EP0813063B1 (fr) | Procédé de régulation d'une chaíne de désencrage de pâte à papier et dispositif pour mesurer en continu la quantité de particules contenues dans un liquide | |
| US20090301674A1 (en) | Method and measuring device for measuring recycled fibre pulp | |
| EP1060006B1 (fr) | Procede de controle de l'integrite des modules de filtration a fibres creuses | |
| FR2474552A1 (fr) | Dispositif et procede de controle par rayonnement pour machine de fabrication de materiau utilisant un appareil de mesure d'epaisseur a rayons beta | |
| EP0263040B1 (fr) | Procédé de blanchiment de matières lignocellulosiques | |
| FR2541459A1 (fr) | Procede et dispositif pour determiner les proprietes d'une pulpe de fibres | |
| EP0509905B1 (fr) | Procédé de préparation de pâte à papier à haut rendement et blanchie | |
| FI59631C (fi) | System foer reglering av minst en variabel storhet vid behandling av cellulosahaltigt fibermaterial | |
| FR2479297A1 (fr) | Procede de reduction des residus grossiers et des eclats de bois dans la fabrication de pate de bois | |
| FR2413204A1 (fr) | Procede d'obtention d'une feuille a partir de fibres et dispositif pour la mise en oeuvre de ce procede | |
| US4517053A (en) | Apparatus for sampling paper pulp liquor | |
| FR2546545A1 (fr) | Procede de digestion thermomecanique utilisant des blanchissants | |
| Sachs et al. | Heartwood stain in red oak | |
| CA1268605A (en) | Method of controlling alkaline pulping by means of a rapid analyzer measuring organic and inorganic cooking liquor components | |
| EP0087377B1 (fr) | Procédé de blanchiment sélectif de pâte à papier obtenue par récupération d'illustrés pour magazines et papiers obtenus à partir de cette pâte | |
| FR2544757A1 (fr) | Procede et appareil de digestion pour la production de pulpe de haute qualite | |
| US3620910A (en) | Process for the preparation of groundwood pulp from a dicotyledonous plant | |
| FR2587494A1 (fr) | Procede pour suivre le processus de solidification de revetements pigmentaires du papier | |
| EP1553159B1 (fr) | Procédé de malaxage d'une pâte d'olive |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |