FI55225B - Saett foer satsvis massakokning med hydroxidhaltiga koklutar i kombination med kontinuerlig syredelignifiering - Google Patents
Saett foer satsvis massakokning med hydroxidhaltiga koklutar i kombination med kontinuerlig syredelignifieringInfo
- Publication number
- FI55225B FI55225B FI3326/74A FI332674A FI55225B FI 55225 B FI55225 B FI 55225B FI 3326/74 A FI3326/74 A FI 3326/74A FI 332674 A FI332674 A FI 332674A FI 55225 B FI55225 B FI 55225B
- Authority
- FI
- Finland
- Prior art keywords
- med
- syredelignifiering
- massakokning
- koklutar
- hydroxidhaltiga
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/228—Automation of the pulping processes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7315894A SE381897C (sv) | 1973-11-23 | 1973-11-23 | Sett for satsvis alkalisk massakokning i kombination med kontinuerlig syredelignifiering |
Publications (3)
Publication Number | Publication Date |
---|---|
FI332674A FI332674A (fi) | 1975-05-24 |
FI55225B true FI55225B (fi) | 1979-02-28 |
FI55225C FI55225C (fi) | 1979-06-11 |
Family
ID=20319193
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI3326/74A FI55225C (fi) | 1973-11-23 | 1974-11-18 | Saett foer satsvis massakokning med hydroxidhaltiga koklutar i kombination med kontinuerlig syredelignifiering |
Country Status (6)
Country | Link |
---|---|
US (1) | US4595455A (fi) |
CA (1) | CA1043515A (fi) |
ES (1) | ES432183A1 (fi) |
FI (1) | FI55225C (fi) |
FR (1) | FR2252440B1 (fi) |
SE (1) | SE381897C (fi) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE381897C (sv) * | 1973-11-23 | 1977-05-23 | Skogegarnas Ind Ab | Sett for satsvis alkalisk massakokning i kombination med kontinuerlig syredelignifiering |
US4096028A (en) * | 1976-11-26 | 1978-06-20 | Nalco Chemical Company | Feed forward control of dissolved solids in a countercurrent separation and washing zone |
SE7802789L (sv) * | 1978-03-10 | 1979-09-11 | Sunds Ab | Sett vid framstellning av magnesiumsulfitmassa |
SE448889B (sv) * | 1985-11-06 | 1987-03-23 | Sunds Defibrator | Sett for behandling av returpapper |
SE465730C (sv) * | 1988-03-17 | 2001-10-08 | Kvaerner Pulping Tech | Sätt vid delignifiering av fiberhaltig cellulosamassa |
US5217574A (en) * | 1989-02-15 | 1993-06-08 | Union Camp Patent Holdings Inc. | Process for oxygen delignifying high consistency pulp by removing and recycling pressate from alkaline pulp |
US5173153A (en) * | 1991-01-03 | 1992-12-22 | Union Camp Patent Holding, Inc. | Process for enhanced oxygen delignification using high consistency and a split alkali addition |
US5211811A (en) * | 1989-02-15 | 1993-05-18 | Union Camp Patent Holding, Inc. | Process for high consistency oxygen delignification of alkaline treated pulp followed by ozone delignification |
US5525195A (en) * | 1989-02-15 | 1996-06-11 | Union Camp Patent Holding, Inc. | Process for high consistency delignification using a low consistency alkali pretreatment |
US5409570A (en) * | 1989-02-15 | 1995-04-25 | Union Camp Patent Holding, Inc. | Process for ozone bleaching of oxygen delignified pulp while conveying the pulp through a reaction zone |
US5188708A (en) * | 1989-02-15 | 1993-02-23 | Union Camp Patent Holding, Inc. | Process for high consistency oxygen delignification followed by ozone relignification |
US5085734A (en) * | 1989-02-15 | 1992-02-04 | Union Camp Patent Holding, Inc. | Methods of high consistency oxygen delignification using a low consistency alkali pretreatment |
US5164043A (en) * | 1990-05-17 | 1992-11-17 | Union Camp Patent Holding, Inc. | Environmentally improved process for bleaching lignocellulosic materials with ozone |
US5441603A (en) * | 1990-05-17 | 1995-08-15 | Union Camp Patent Holding, Inc. | Method for chelation of pulp prior to ozone delignification |
US5164044A (en) * | 1990-05-17 | 1992-11-17 | Union Camp Patent Holding, Inc. | Environmentally improved process for bleaching lignocellulosic materials with ozone |
SE470538C (sv) * | 1992-12-02 | 1996-02-26 | Kvaerner Pulping Tech | Sätt vid blekning av massa utan användning av klorhaltiga kemikalier |
SE501613C2 (sv) * | 1993-08-03 | 1995-03-27 | Kvaerner Pulping Tech | Sätt vid integrering av blekning och återvinning vid framställning av massa |
US5554259A (en) * | 1993-10-01 | 1996-09-10 | Union Camp Patent Holdings, Inc. | Reduction of salt scale precipitation by control of process stream Ph and salt concentration |
US6210527B1 (en) | 1994-03-14 | 2001-04-03 | The Boc Group, Inc. | Pulp bleaching method wherein an ozone bleaching waste stream is scrubbed to form an oxygen containing stream |
SE9401769L (sv) * | 1994-05-24 | 1995-11-25 | Nils Mannbro | Flisimpregnering vid pappersmassakokning med sulfidiskt alkali |
US5736004A (en) * | 1995-03-03 | 1998-04-07 | Union Camp Patent Holding, Inc. | Control scheme for rapid pulp delignification and bleaching |
US5672247A (en) * | 1995-03-03 | 1997-09-30 | Union Camp Patent Holding, Inc. | Control scheme for rapid pulp delignification and bleaching |
US6514380B1 (en) * | 1995-03-08 | 2003-02-04 | Andritz Oy | Treatment of chemical pulp |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2671727A (en) * | 1948-05-05 | 1954-03-09 | West Virginia Pulp & Paper Co | Manufacture of pulp by the alkaline process |
US3830688A (en) * | 1970-10-23 | 1974-08-20 | Skogsaegarnas Ind Ab | Method of reducing the discharge of waste products from pulp mills |
US3843473A (en) * | 1971-08-23 | 1974-10-22 | Mo Och Domsjoe Ab | Impregnation of cellulosic pulp under superatmospheric pressure with waste alkaline oxygan gas bleaching liquor followed by oxygen-alkali bleaching |
SE381897C (sv) * | 1973-11-23 | 1977-05-23 | Skogegarnas Ind Ab | Sett for satsvis alkalisk massakokning i kombination med kontinuerlig syredelignifiering |
-
1973
- 1973-11-23 SE SE7315894A patent/SE381897C/xx unknown
-
1974
- 1974-11-18 FI FI3326/74A patent/FI55225C/fi active
- 1974-11-19 CA CA214,108A patent/CA1043515A/en not_active Expired
- 1974-11-22 FR FR7438432A patent/FR2252440B1/fr not_active Expired
- 1974-11-22 ES ES432183A patent/ES432183A1/es not_active Expired
-
1981
- 1981-09-04 US US06/299,564 patent/US4595455A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
SE381897B (sv) | 1975-12-22 |
US4595455A (en) | 1986-06-17 |
FR2252440B1 (fi) | 1978-07-07 |
ES432183A1 (es) | 1976-09-01 |
FR2252440A1 (fi) | 1975-06-20 |
SE7315894L (fi) | 1975-05-26 |
FI55225C (fi) | 1979-06-11 |
FI332674A (fi) | 1975-05-24 |
SE381897C (sv) | 1977-05-23 |
CA1043515A (en) | 1978-12-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI56155B (fi) | Plastfilmsaeck med luftningsoeppning | |
FI55225B (fi) | Saett foer satsvis massakokning med hydroxidhaltiga koklutar i kombination med kontinuerlig syredelignifiering | |
IT1008281B (it) | Imballaggio | |
IT1024421B (it) | Ructa con cerchione di sicurezza | |
SE406751B (sv) | Hallare for flaskor | |
SE404827B (sv) | Skal for runda behallare | |
BR7410168A (pt) | Conjunto de bujao de seguranca | |
IT991935B (it) | Poppatoio | |
SE390770B (sv) | Tidmetare for flextid | |
FI56633B (fi) | Glidportsventil foer en med en bottenoeppning foersedd gjutskaenk | |
ATA127473A (de) | Verpackung | |
SE395975B (sv) | Tidmetare for flextid | |
FI51973C (fi) | Pappersmaskin med tvao viror | |
AT318449B (de) | Sicherheitsskibindung | |
FI53483C (fi) | Gaongjaern med fjaederlaos | |
FI54735C (fi) | Centrifugalpump med inbyggd regleringsmekanism | |
AT328845B (de) | Behalter | |
IS2196A7 (is) | Gámur | |
IT1022448B (it) | Scatola di sicurezza | |
AT343795B (de) | Schutzbrille | |
ATA1019473A (de) | Verschluss | |
SE403431B (sv) | Nappflaska | |
BE804708A (nl) | Veiligheidsinrichting | |
DK97080A (da) | Sikkerhedslukke | |
DK96980A (da) | Sikkerhedslukke |