IT978170B - Procedimento per la fabbricazione di pasta per carta utilizzante ossigeno - Google Patents
Procedimento per la fabbricazione di pasta per carta utilizzante ossigenoInfo
- Publication number
- IT978170B IT978170B IT19226/73A IT1922673A IT978170B IT 978170 B IT978170 B IT 978170B IT 19226/73 A IT19226/73 A IT 19226/73A IT 1922673 A IT1922673 A IT 1922673A IT 978170 B IT978170 B IT 978170B
- Authority
- IT
- Italy
- Prior art keywords
- oxygen
- procedure
- manufacture
- paper paste
- paste
- 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
- D21C3/26—Multistage processes
- D21C3/263—Multistage processes at least one stage being in presence of oxygen
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47006728A JPS5130601B2 (is) | 1972-01-17 | 1972-01-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT978170B true IT978170B (it) | 1974-09-20 |
Family
ID=11646292
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT19226/73A IT978170B (it) | 1972-01-17 | 1973-01-15 | Procedimento per la fabbricazione di pasta per carta utilizzante ossigeno |
Country Status (16)
Country | Link |
---|---|
JP (1) | JPS5130601B2 (is) |
AR (1) | AR194979A1 (is) |
AT (1) | AT325412B (is) |
AU (1) | AU471897B2 (is) |
BR (1) | BR7300356D0 (is) |
CA (1) | CA981855A (is) |
DD (1) | DD102183A5 (is) |
FI (1) | FI54943C (is) |
FR (1) | FR2175401A5 (is) |
GB (1) | GB1392770A (is) |
IT (1) | IT978170B (is) |
NO (1) | NO135260C (is) |
PL (1) | PL85082B1 (is) |
SE (1) | SE394299B (is) |
YU (1) | YU6273A (is) |
ZA (1) | ZA7354B (is) |
Families Citing this family (4)
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 |
US7771565B2 (en) | 2006-02-21 | 2010-08-10 | Packaging Corporation Of America | Method of pre-treating woodchips prior to mechanical pulping |
CA2802237C (en) | 2010-06-10 | 2018-02-13 | Packaging Corporation Of America | Method of manufacturing pulp for corrugated medium |
-
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 YU YU00062/73A patent/YU6273A/xx unknown
- 1973-01-11 FI FI81/73A patent/FI54943C/fi active
- 1973-01-15 IT IT19226/73A patent/IT978170B/it active
- 1973-01-16 DD DD169155A patent/DD102183A5/xx unknown
- 1973-01-16 SE SE7300555A patent/SE394299B/xx unknown
- 1973-01-16 BR BR73356A patent/BR7300356D0/pt unknown
- 1973-01-16 NO NO194/73A patent/NO135260C/no unknown
- 1973-01-17 CA CA161,447A patent/CA981855A/en not_active Expired
- 1973-01-17 FR FR7301531A patent/FR2175401A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DD102183A5 (is) | 1973-12-05 |
PL85082B1 (is) | 1976-04-30 |
AR194979A1 (es) | 1973-08-30 |
BR7300356D0 (pt) | 1973-09-13 |
FI54943B (fi) | 1978-12-29 |
SE394299B (sv) | 1977-06-20 |
AU471897B2 (en) | 1974-07-04 |
DE2302232B2 (de) | 1977-02-17 |
CA981855A (en) | 1976-01-20 |
NO135260B (is) | 1976-11-29 |
YU6273A (en) | 1981-11-13 |
JPS4875801A (is) | 1973-10-12 |
ZA7354B (en) | 1973-09-26 |
GB1392770A (en) | 1975-04-30 |
JPS5130601B2 (is) | 1976-09-02 |
FR2175401A5 (is) | 1973-10-19 |
FI54943C (fi) | 1979-04-10 |
DE2302232A1 (de) | 1973-08-16 |
NO135260C (is) | 1977-03-09 |
AT325412B (de) | 1975-10-27 |
AU5064573A (en) | 1974-07-04 |
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