FI20010008A - A process for preparing a chemical pulp - Google Patents
A process for preparing a chemical pulp Download PDFInfo
- Publication number
- FI20010008A FI20010008A FI20010008A FI20010008A FI20010008A FI 20010008 A FI20010008 A FI 20010008A FI 20010008 A FI20010008 A FI 20010008A FI 20010008 A FI20010008 A FI 20010008A FI 20010008 A FI20010008 A FI 20010008A
- Authority
- FI
- Finland
- Prior art keywords
- preparing
- chemical pulp
- pulp
- chemical
- Prior art date
Links
- 229920001131 Pulp (paper) Polymers 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
- D21C1/04—Pretreatment of the finely-divided materials before digesting with acid reacting compounds
-
- 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
-
- 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
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/479,051 US20020139497A1 (en) | 1996-06-05 | 2000-01-07 | Metal extraction prior to chelation in chemical pulp production |
Publications (2)
Publication Number | Publication Date |
---|---|
FI20010008A0 FI20010008A0 (en) | 2001-01-03 |
FI20010008A true FI20010008A (en) | 2001-07-08 |
Family
ID=23902464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20010008A FI20010008A (en) | 2000-01-07 | 2001-01-03 | A process for preparing a chemical pulp |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP2001295189A (en) |
CA (1) | CA2330409A1 (en) |
FI (1) | FI20010008A (en) |
SE (1) | SE0100039L (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5114629B2 (en) * | 2008-02-06 | 2013-01-09 | サンノプコ株式会社 | Cooking aid for cooking lignocellulosic material and method for producing pulp |
-
2001
- 2001-01-03 FI FI20010008A patent/FI20010008A/en unknown
- 2001-01-04 SE SE0100039A patent/SE0100039L/en not_active Application Discontinuation
- 2001-01-05 JP JP2001000631A patent/JP2001295189A/en not_active Withdrawn
- 2001-01-05 CA CA002330409A patent/CA2330409A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
SE0100039L (en) | 2001-07-08 |
CA2330409A1 (en) | 2001-07-07 |
SE0100039D0 (en) | 2001-01-04 |
FI20010008A0 (en) | 2001-01-03 |
JP2001295189A (en) | 2001-10-26 |
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