IT976017B - Procedimento per la preparazione di paste cellulosiche meccaniche - Google Patents
Procedimento per la preparazione di paste cellulosiche meccanicheInfo
- Publication number
- IT976017B IT976017B IT7089272A IT7089272A IT976017B IT 976017 B IT976017 B IT 976017B IT 7089272 A IT7089272 A IT 7089272A IT 7089272 A IT7089272 A IT 7089272A IT 976017 B IT976017 B IT 976017B
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- preparation
- mechanical cellulose
- cellulose pastes
- pastes
- Prior art date
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21B—FIBROUS RAW MATERIALS OR THEIR MECHANICAL TREATMENT
- D21B1/00—Fibrous raw materials or their mechanical treatment
- D21B1/04—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres
- D21B1/12—Fibrous raw materials or their mechanical treatment by dividing raw materials into small particles, e.g. fibres by wet methods, by the use of steam
- D21B1/14—Disintegrating in mills
- D21B1/16—Disintegrating in mills in the presence of chemical agents
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Mechanical Engineering (AREA)
- Paper (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE1597371A SE363650B (no) | 1971-12-14 | 1971-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT976017B true IT976017B (it) | 1974-08-20 |
Family
ID=20301521
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT7089272A IT976017B (it) | 1971-12-14 | 1972-12-12 | Procedimento per la preparazione di paste cellulosiche meccaniche |
Country Status (12)
| Country | Link |
|---|---|
| AT (1) | AT323548B (no) |
| BE (1) | BE792031A (no) |
| CA (1) | CA973662A (no) |
| CH (1) | CH560288A5 (no) |
| DE (1) | DE2261049C3 (no) |
| FI (1) | FI54342C (no) |
| FR (1) | FR2165529A5 (no) |
| GB (1) | GB1392979A (no) |
| IT (1) | IT976017B (no) |
| NL (1) | NL154286B (no) |
| NO (1) | NO131847C (no) |
| SE (1) | SE363650B (no) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE413684C (sv) * | 1974-09-23 | 1987-05-18 | Mo Och Domsjoe Ab | Forfarande for framstellning av cellulosamassa i utbytesomradet 65-95 % |
| SE387977B (sv) * | 1975-01-27 | 1976-09-20 | Elektrokemiska Ab | Sett att framstella blekt, mekanisk massa med hog styrka och ljushet |
| NO760666L (no) * | 1976-02-27 | 1977-08-30 | Papirind Forskningsinst | Fremgangsm}te ved fremstilling av mekaniske masser. |
| SE420329C (sv) * | 1978-02-16 | 1984-10-15 | Mo Och Domsjoe Ab | Forfarande for framstellning av slipmassa vid overtryck |
| SE433954B (sv) * | 1980-03-25 | 1984-06-25 | Mo Och Domsjoe Ab | Forfarande och anordning for reduktion av vid framstellning av slipmassa fran vedstockar i stenslipverk uppkomna grovre vedrester och spetor jemte reglering av massans freeness |
| JPS6232195A (ja) * | 1985-08-05 | 1987-02-12 | 花王株式会社 | 漂白性向上剤 |
| CN110257453B (zh) * | 2019-05-28 | 2023-03-28 | 中国林业科学研究院林产化学工业研究所 | 一种提高纤维原料生物酶解转化率制备可发酵糖的预处理方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR925243A (fr) * | 1945-04-05 | 1947-08-28 | St Regis Paper Co | Perfectionnements apportés à la pâte blanchie de bois moulu et à ses procédés de fabrication |
| US3023140A (en) * | 1958-11-24 | 1962-02-27 | Bauer Bros Co | Pulp bleaching |
-
0
- BE BE792031D patent/BE792031A/xx not_active IP Right Cessation
-
1971
- 1971-12-14 SE SE1597371A patent/SE363650B/xx unknown
-
1972
- 1972-12-01 FI FI341672A patent/FI54342C/fi active
- 1972-12-12 IT IT7089272A patent/IT976017B/it active
- 1972-12-13 NO NO460172A patent/NO131847C/no unknown
- 1972-12-13 CA CA158,759A patent/CA973662A/en not_active Expired
- 1972-12-13 NL NL7216935A patent/NL154286B/xx not_active IP Right Cessation
- 1972-12-13 GB GB5757472A patent/GB1392979A/en not_active Expired
- 1972-12-14 AT AT1064972A patent/AT323548B/de not_active IP Right Cessation
- 1972-12-14 DE DE19722261049 patent/DE2261049C3/de not_active Expired
- 1972-12-14 FR FR7244479A patent/FR2165529A5/fr not_active Expired
- 1972-12-14 CH CH1802572A patent/CH560288A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2261049C3 (de) | 1986-02-13 |
| GB1392979A (en) | 1975-05-07 |
| FR2165529A5 (no) | 1973-08-03 |
| NL154286B (nl) | 1977-08-15 |
| NO131847B (no) | 1975-05-05 |
| FI54342B (fi) | 1978-07-31 |
| BE792031A (fr) | 1973-03-16 |
| CA973662A (en) | 1975-09-02 |
| CH560288A5 (no) | 1975-03-27 |
| DE2261049B2 (de) | 1978-04-06 |
| AT323548B (de) | 1975-07-10 |
| NL7216935A (no) | 1973-06-18 |
| SE363650B (no) | 1974-01-28 |
| FI54342C (fi) | 1978-11-10 |
| DE2261049A1 (de) | 1973-06-20 |
| NO131847C (no) | 1975-08-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| IT999801B (it) | Procedimento per la produzione di paste cellulosiche di elevato biancore | |
| IT1025605B (it) | Procedimento per la preparazione di esametil tetralina | |
| AR207429A1 (es) | Procedimiento de preparacion de acidos 7-acilamido-3-cefem-4-carboxilicos | |
| SE397677B (sv) | Forfarande for framstellning av en alfa-dipeptidlagalkylester av l-asparaginsyra | |
| RO70474A (ro) | PROCEDEU PENTRU PREPARAREA PARAXILENULёI | |
| IT976017B (it) | Procedimento per la preparazione di paste cellulosiche meccaniche | |
| AR206610A1 (es) | Procedimiento de preparacion de 2-metoxi-5-sulfonil(sustituidos)-benzamidas-(-sustituidas | |
| TR17584A (tr) | Herbisid triazinlerinin hazirlanmasina mahsus usul | |
| IT972869B (it) | Procedimento per la preparazione di perfluoroalchilioduri | |
| SE395897B (sv) | Forfarande for framstellning av 7beta-acylamido-3-metyl-cef-3-em-4-karbonsyror | |
| IT960605B (it) | Procedimento per la preparazione di glicidileteri | |
| IT1025664B (it) | Procedimento per la preparazione di n trimetilsililacetammide | |
| IT968446B (it) | Procedimento per la preparazione di alogemuri monoaloacetilici | |
| IT969994B (it) | Procedimento per la preparazione di gomme al fosfazene | |
| IT1030841B (it) | Procedimento per la perparazione di n n n n tetrafenil diamminometano | |
| IT1021948B (it) | Procedimento per la preparazione di antrachinoni i sostituiti | |
| IT963103B (it) | Procedimento per la preparazione di n alchilcarbazoli | |
| IT971549B (it) | Procedimento per la preparazione di telomeri perfluoroalchiliodi drici | |
| IT1009340B (it) | Procedimento per la preparazione di ossirani | |
| IT1020581B (it) | Procedimento per la preparazione di solfonilammidi | |
| IT963274B (it) | Procedimento per la preparazione di telomeri | |
| IT955635B (it) | Procedimento per la preparazione di dicloro china cridoni | |
| IT1051240B (it) | Procedimento per la preparazione di zeaxantina | |
| IT942430B (it) | Procedimento per la preparazione di mercaptoetanclo | |
| IT955255B (it) | Procedimento di preparazione di episolfuri |