FI76843C - Behandling av vedflis. - Google Patents
Behandling av vedflis. Download PDFInfo
- Publication number
- FI76843C FI76843C FI834877A FI834877A FI76843C FI 76843 C FI76843 C FI 76843C FI 834877 A FI834877 A FI 834877A FI 834877 A FI834877 A FI 834877A FI 76843 C FI76843 C FI 76843C
- Authority
- FI
- Finland
- Prior art keywords
- chips
- impregnation
- washing
- temperature
- treatment
- Prior art date
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
- D21C1/00—Pretreatment of the finely-divided materials before digesting
Landscapes
- Paper (AREA)
- Chemical And Physical Treatments For Wood And The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8300124A SE8300124D0 (sv) | 1983-01-12 | 1983-01-12 | Behandling av vedflis |
SE8300124 | 1983-01-12 |
Publications (4)
Publication Number | Publication Date |
---|---|
FI834877A0 FI834877A0 (fi) | 1983-12-30 |
FI834877A FI834877A (fi) | 1984-07-13 |
FI76843B FI76843B (fi) | 1988-08-31 |
FI76843C true FI76843C (fi) | 1988-12-12 |
Family
ID=20349544
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI834877A FI76843C (fi) | 1983-01-12 | 1983-12-30 | Behandling av vedflis. |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS59137583A (de) |
AU (1) | AU567139B2 (de) |
CA (1) | CA1216709A (de) |
DE (1) | DE3346528A1 (de) |
FI (1) | FI76843C (de) |
FR (1) | FR2539155B1 (de) |
NO (1) | NO157828C (de) |
SE (1) | SE8300124D0 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE451605B (sv) * | 1983-06-27 | 1987-10-19 | Mo Och Domsjoe Ab | Forfarande och anordning for forbehandling av lignocellulosamaterial |
US9091073B2 (en) * | 2012-12-10 | 2015-07-28 | Brad Wells | Method and apparatus for temporary surface protection |
US10933555B2 (en) * | 2014-06-25 | 2021-03-02 | Technologies Boralife Inc. | Process and apparatus for treating lignocellulosic material |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3393122A (en) * | 1964-06-03 | 1968-07-16 | Georgia Pacific Corp | Pretreatment of green wood with reducing agent prior to storage |
CA1094263A (en) * | 1975-09-18 | 1981-01-27 | Douglas Atack | Method of producing ultra high yield pulp |
US4211605A (en) * | 1978-08-03 | 1980-07-08 | Canadian International Paper Company | High yield chemimechanical pulping processes |
-
1983
- 1983-01-12 SE SE8300124A patent/SE8300124D0/xx unknown
- 1983-12-22 NO NO834751A patent/NO157828C/no unknown
- 1983-12-22 DE DE19833346528 patent/DE3346528A1/de active Granted
- 1983-12-23 AU AU22833/83A patent/AU567139B2/en not_active Ceased
- 1983-12-30 FI FI834877A patent/FI76843C/fi not_active IP Right Cessation
-
1984
- 1984-01-11 CA CA000445104A patent/CA1216709A/en not_active Expired
- 1984-01-11 JP JP59003342A patent/JPS59137583A/ja active Pending
- 1984-01-11 FR FR8400358A patent/FR2539155B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE3346528A1 (de) | 1984-07-12 |
SE8300124D0 (sv) | 1983-01-12 |
NO834751L (no) | 1984-07-13 |
CA1216709A (en) | 1987-01-20 |
FR2539155A1 (fr) | 1984-07-13 |
FI834877A (fi) | 1984-07-13 |
DE3346528C2 (de) | 1993-03-18 |
NO157828B (no) | 1988-02-15 |
AU2283383A (en) | 1984-07-19 |
AU567139B2 (en) | 1987-11-12 |
FI76843B (fi) | 1988-08-31 |
FI834877A0 (fi) | 1983-12-30 |
JPS59137583A (ja) | 1984-08-07 |
NO157828C (no) | 1992-06-04 |
FR2539155B1 (fr) | 1986-05-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed | ||
MM | Patent lapsed |
Owner name: BILLERUD AKTIEBOLAG |