GB1392770A - Process for the manufacture of pulp using oxygen - Google Patents
Process for the manufacture of pulp using oxygenInfo
- Publication number
- GB1392770A GB1392770A GB7273A GB7273A GB1392770A GB 1392770 A GB1392770 A GB 1392770A GB 7273 A GB7273 A GB 7273A GB 7273 A GB7273 A GB 7273A GB 1392770 A GB1392770 A GB 1392770A
- Authority
- GB
- United Kingdom
- Prior art keywords
- vessel
- fed
- pulp
- via line
- oxygen
- Prior art date
- 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
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title abstract 4
- 239000001301 oxygen Substances 0.000 title abstract 4
- 229910052760 oxygen Inorganic materials 0.000 title abstract 4
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 239000012670 alkaline solution Substances 0.000 abstract 3
- 238000010411 cooking Methods 0.000 abstract 3
- 239000007789 gas Substances 0.000 abstract 3
- 239000000463 material Substances 0.000 abstract 3
- 238000002485 combustion reaction Methods 0.000 abstract 2
- 239000002994 raw material Substances 0.000 abstract 2
- 101100234822 Caenorhabditis elegans ltd-1 gene Proteins 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 238000004537 pulping Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
- 239000002699 waste material Substances 0.000 abstract 1
- 239000002023 wood Substances 0.000 abstract 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/26—Multistage processes
- D21C3/263—Multistage processes at least one stage being in presence of oxygen
Landscapes
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47006728A JPS5130601B2 (enrdf_load_html_response) | 1972-01-17 | 1972-01-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1392770A true GB1392770A (en) | 1975-04-30 |
Family
ID=11646292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB7273A Expired GB1392770A (en) | 1972-01-17 | 1973-01-01 | Process for the manufacture of pulp using oxygen |
Country Status (16)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1820897A1 (en) | 2006-02-21 | 2007-08-22 | Ventzislav H. Kirov | Method of manufacturing pulp and articles made therefrom |
| WO2011156708A1 (en) * | 2010-06-10 | 2011-12-15 | Packaging Corporation Of America | Method of manufacturing pulp for corrugated medium |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5249302A (en) * | 1975-10-16 | 1977-04-20 | Hitachi Shipbuilding Eng Co | Process for alkali pulping |
| IT1209352B (it) * | 1980-09-22 | 1989-07-16 | Nardi Franco | Processo per la produzione di cellulose chimiche e/o paste per carte, nonche'impianto e relativi componenti per l'attuazione del processo indicato |
| DE60014045D1 (de) * | 1999-02-15 | 2004-10-28 | Kiram Ab Saltsjoebaden | Verfahren zum sauerstoff-aufschluss von liganocellulosischen materialien und rückgewinnung von aufschlusschemikalien |
-
1972
- 1972-01-17 JP JP47006728A patent/JPS5130601B2/ja not_active Expired
- 1972-12-29 AR AR245948A patent/AR194979A1/es active
- 1972-12-30 PL PL1972160120A patent/PL85082B1/pl unknown
-
1973
- 1973-01-01 GB GB7273A patent/GB1392770A/en not_active Expired
- 1973-01-02 AU AU50645/73A patent/AU471897B2/en not_active Expired
- 1973-01-03 ZA ZA730054A patent/ZA7354B/xx unknown
- 1973-01-10 AT AT18873A patent/AT325412B/de not_active IP Right Cessation
- 1973-01-11 FI FI81/73A patent/FI54943C/fi active
- 1973-01-11 YU YU00062/73A patent/YU6273A/xx unknown
- 1973-01-15 IT IT19226/73A patent/IT978170B/it active
- 1973-01-16 BR BR73356A patent/BR7300356D0/pt unknown
- 1973-01-16 SE SE7300555A patent/SE394299B/xx unknown
- 1973-01-16 NO NO194/73A patent/NO135260C/no unknown
- 1973-01-16 DD DD169155A patent/DD102183A5/xx unknown
- 1973-01-17 FR FR7301531A patent/FR2175401A5/fr not_active Expired
- 1973-01-17 CA CA161,447A patent/CA981855A/en not_active Expired
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1820897A1 (en) | 2006-02-21 | 2007-08-22 | Ventzislav H. Kirov | Method of manufacturing pulp and articles made therefrom |
| EP1995376A1 (en) * | 2006-02-21 | 2008-11-26 | Ventzislav H. Kirov | Method of manufacturing pulp |
| US7771565B2 (en) | 2006-02-21 | 2010-08-10 | Packaging Corporation Of America | Method of pre-treating woodchips prior to mechanical pulping |
| US7943008B2 (en) | 2006-02-21 | 2011-05-17 | Packaging Corporation Of America | Method of pre-treating woodchips prior to mechanical pulping |
| WO2011156708A1 (en) * | 2010-06-10 | 2011-12-15 | Packaging Corporation Of America | Method of manufacturing pulp for corrugated medium |
| US8961740B2 (en) | 2010-06-10 | 2015-02-24 | Packaging Corporation Of America | Method of manufacturing pulp for corrugated medium |
| US9399835B2 (en) | 2010-06-10 | 2016-07-26 | Packaging Corporation Of America | Method of manufacturing pulp for corrugated medium |
Also Published As
| Publication number | Publication date |
|---|---|
| BR7300356D0 (pt) | 1973-09-13 |
| AT325412B (de) | 1975-10-27 |
| DE2302232B2 (de) | 1977-02-17 |
| DE2302232A1 (de) | 1973-08-16 |
| DD102183A5 (enrdf_load_html_response) | 1973-12-05 |
| NO135260B (enrdf_load_html_response) | 1976-11-29 |
| FI54943C (fi) | 1979-04-10 |
| NO135260C (enrdf_load_html_response) | 1977-03-09 |
| AU5064573A (en) | 1974-07-04 |
| JPS5130601B2 (enrdf_load_html_response) | 1976-09-02 |
| SE394299B (sv) | 1977-06-20 |
| FR2175401A5 (enrdf_load_html_response) | 1973-10-19 |
| YU6273A (en) | 1981-11-13 |
| IT978170B (it) | 1974-09-20 |
| FI54943B (fi) | 1978-12-29 |
| PL85082B1 (enrdf_load_html_response) | 1976-04-30 |
| AU471897B2 (en) | 1974-07-04 |
| CA981855A (en) | 1976-01-20 |
| JPS4875801A (enrdf_load_html_response) | 1973-10-12 |
| ZA7354B (en) | 1973-09-26 |
| AR194979A1 (es) | 1973-08-30 |
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|---|---|---|
| US4152197A (en) | Process for preparing high-yield cellulose pulps by vapor phase pulping an unpulped portion of lignocellulosic material and a partially chemically pulped portion | |
| EP1552052B1 (en) | A method of producing mechanical pulp and the mechanical pulp thus produced | |
| US4486267A (en) | Chemithermomechanical pulping process employing separate alkali and sulfite treatments | |
| US3446699A (en) | Method of producing pulps from lignocellulose containing materials | |
| GB2215350B (en) | Process for bleaching mechanical wood pulp | |
| ES8704569A1 (es) | Procedimiento de disgregacion con sulfito para la preparacion de celulosa a partir de materiales que contienen lignocelulosa con recuperacion de los productos quimicos de disgregacion | |
| SE0400559L (sv) | Kokning med svartlut samt förbehandling av cellulosahaltigt material | |
| GB1392770A (en) | Process for the manufacture of pulp using oxygen | |
| FI913160A0 (fi) | Eräprosessi kraftmassan valmistamiseksi | |
| US4002528A (en) | Apparatus for processing pulp | |
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| US4534397A (en) | Method for producing chemimechanical high yield pulp using an oxygen alkali treatment followed by an oxygen mechanical defibration | |
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| Pappens | Organocell. High quality, low pollution | |
| GB785060A (en) | Process for obtaining bleached semi-chemical pulp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 414F | Notice of opposition given (sect. 14/1949) | ||
| 414A | Case decided by the comptroller ** specification amended (sect. 14/1949) | ||
| SP | Amendment (slips) printed | ||
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |