BR9102248A - SYSTEM C02 FOR DIRECT NEUTRALIZATION AND INDIRECT NEUTRALIZATION OF ALKALINE CELLULAS PULPS OBTAINED IN DIGESTORS, OR BY RECYCLING USED PAPERS - Google Patents
SYSTEM C02 FOR DIRECT NEUTRALIZATION AND INDIRECT NEUTRALIZATION OF ALKALINE CELLULAS PULPS OBTAINED IN DIGESTORS, OR BY RECYCLING USED PAPERSInfo
- Publication number
- BR9102248A BR9102248A BR9102248A BR9102248A BR9102248A BR 9102248 A BR9102248 A BR 9102248A BR 9102248 A BR9102248 A BR 9102248A BR 9102248 A BR9102248 A BR 9102248A BR 9102248 A BR9102248 A BR 9102248A
- Authority
- BR
- Brazil
- Prior art keywords
- neutralization
- cellulas
- digestors
- alkaline
- indirect
- Prior art date
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/64—Paper recycling
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR9102248A BR9102248A (en) | 1991-05-31 | 1991-05-31 | SYSTEM C02 FOR DIRECT NEUTRALIZATION AND INDIRECT NEUTRALIZATION OF ALKALINE CELLULAS PULPS OBTAINED IN DIGESTORS, OR BY RECYCLING USED PAPERS |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BR9102248A BR9102248A (en) | 1991-05-31 | 1991-05-31 | SYSTEM C02 FOR DIRECT NEUTRALIZATION AND INDIRECT NEUTRALIZATION OF ALKALINE CELLULAS PULPS OBTAINED IN DIGESTORS, OR BY RECYCLING USED PAPERS |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9102248A true BR9102248A (en) | 1993-01-12 |
Family
ID=4052010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9102248A BR9102248A (en) | 1991-05-31 | 1991-05-31 | SYSTEM C02 FOR DIRECT NEUTRALIZATION AND INDIRECT NEUTRALIZATION OF ALKALINE CELLULAS PULPS OBTAINED IN DIGESTORS, OR BY RECYCLING USED PAPERS |
Country Status (1)
Country | Link |
---|---|
BR (1) | BR9102248A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0911443A1 (en) * | 1997-10-24 | 1999-04-28 | Praxair Technology, Inc. | Improved process for adjusting the alkalinity of a pulp slurry in a broke pulper |
-
1991
- 1991-05-31 BR BR9102248A patent/BR9102248A/en not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0911443A1 (en) * | 1997-10-24 | 1999-04-28 | Praxair Technology, Inc. | Improved process for adjusting the alkalinity of a pulp slurry in a broke pulper |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FB36 | Technical and formal requirements: requirement - article 36 of industrial property law | ||
FB36 | Technical and formal requirements: requirement - article 36 of industrial property law | ||
FF | Decision: intention to grant | ||
FG9A | Patent or certificate of addition granted | ||
B21A | Expiry acc. art. 78, item i of ipl- expiry of the term of protection |
Free format text: PATENTE EXTINTA EM 31/05/2011 |