FR2480321B1 - - Google Patents
Info
- Publication number
- FR2480321B1 FR2480321B1 FR8106834A FR8106834A FR2480321B1 FR 2480321 B1 FR2480321 B1 FR 2480321B1 FR 8106834 A FR8106834 A FR 8106834A FR 8106834 A FR8106834 A FR 8106834A FR 2480321 B1 FR2480321 B1 FR 2480321B1
- Authority
- FR
- France
- 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.)
- Expired
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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/08—Removal of fats, resins, pitch or waxes; Chemical or physical purification, i.e. refining, of crude cellulose by removing non-cellulosic contaminants, optionally combined with bleaching
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Paper (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE8002728A SE445051B (sv) | 1980-04-10 | 1980-04-10 | Sett vid tillverkning av mekanisk, i huvudsak hartsfri cellulosamassa |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2480321A1 FR2480321A1 (fr) | 1981-10-16 |
| FR2480321B1 true FR2480321B1 (US20040054267A1-20040318-C00007.png) | 1984-09-14 |
Family
ID=20340719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8106834A Granted FR2480321A1 (fr) | 1980-04-10 | 1981-04-06 | Procede de fabrication de pulpe mecanique de cellulose exempte de resine |
Country Status (10)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2567930B1 (fr) * | 1984-07-17 | 1986-08-29 | Centre Tech Ind Papier | Procede et installation pour le recyclage de vieux papiers imprimes |
| SE8501246L (sv) * | 1985-03-13 | 1986-09-14 | Eka Ab | Sett att tillverka blekt, kemimekanisk och halvkemisk fibermassa med anvendning av enstegsimpregnering |
| CA1294396C (en) * | 1986-05-30 | 1992-01-21 | Richard Berry | Process for decreasing the charge of chemical required in a bleaching extraction stage |
| FI115978B (fi) * | 2000-11-16 | 2005-08-31 | Ciba Sc Holding Ag | Menetelmä ei-kuitupitoisten ainesten ottamiseksi talteen puumateriaalista |
| CN105064110B (zh) * | 2015-07-29 | 2017-04-12 | 华南理工大学 | 一种棉短绒制浆装置及其制浆方法 |
| CN105019286B (zh) * | 2015-07-29 | 2017-01-25 | 华南理工大学 | 棉短绒高浓过氧化氢漂白制备精制棉的装置及方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE420329C (sv) * | 1978-02-16 | 1984-07-10 | Mo Och Domsjoe Ab | Forfarande for framstellning av slipmassa vid overtryck |
| CA1151363A (en) * | 1979-04-17 | 1983-08-09 | Henri Lemoyne | Process for the delignification of unbleached chemical pulp |
| SE443383C (sv) * | 1981-01-14 | 1987-07-14 | Mo Och Domsjoe Ab | Forfarande for tvettning av cellulosamassa |
| FR2522030A1 (fr) * | 1982-02-19 | 1983-08-26 | Scherb Metenett Papeteries | Procede de blanchiment selectif de pate a papier et papier obtenu par mise en oeuvre de ce procede |
-
1980
- 1980-04-10 SE SE8002728A patent/SE445051B/xx not_active IP Right Cessation
-
1981
- 1981-04-01 AU AU69012/81A patent/AU6901281A/en not_active Abandoned
- 1981-04-06 FR FR8106834A patent/FR2480321A1/fr active Granted
- 1981-04-07 IT IT8148224A patent/IT1209859B/it active
- 1981-04-08 NL NLAANVRAGE8101748,A patent/NL187865C/xx not_active IP Right Cessation
- 1981-04-09 CA CA000375146A patent/CA1174013A/en not_active Expired
- 1981-04-09 NO NO811225A patent/NO159107C/no unknown
- 1981-04-09 JP JP5377081A patent/JPS56159384A/ja active Granted
- 1981-04-09 DE DE19813114427 patent/DE3114427A1/de active Granted
- 1981-04-09 FI FI811096A patent/FI73016C/fi not_active IP Right Cessation
-
1984
- 1984-01-09 AU AU23169/84A patent/AU568112B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| NO811225L (no) | 1981-10-12 |
| NO159107B (no) | 1988-08-22 |
| AU2316984A (en) | 1984-05-10 |
| FI73016B (fi) | 1987-04-30 |
| NL187865B (nl) | 1991-09-02 |
| CA1174013A (en) | 1984-09-11 |
| AU568112B2 (en) | 1987-12-17 |
| JPH0219236B2 (US20040054267A1-20040318-C00007.png) | 1990-05-01 |
| IT1209859B (it) | 1989-08-30 |
| DE3114427C2 (US20040054267A1-20040318-C00007.png) | 1987-12-17 |
| FI73016C (fi) | 1987-08-10 |
| SE8002728L (sv) | 1981-10-11 |
| NL8101748A (nl) | 1981-11-02 |
| IT8148224A0 (it) | 1981-04-07 |
| SE445051B (sv) | 1986-05-26 |
| AU6901281A (en) | 1981-10-29 |
| NO159107C (no) | 1988-11-30 |
| FI811096L (fi) | 1981-10-11 |
| DE3114427A1 (de) | 1982-01-14 |
| JPS56159384A (en) | 1981-12-08 |
| FR2480321A1 (fr) | 1981-10-16 |
| NL187865C (nl) | 1992-02-03 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| TP | Transmission of property | ||
| ST | Notification of lapse |