BR7402290D0 - Processo de oxidacao de licor - Google Patents
Processo de oxidacao de licorInfo
- Publication number
- BR7402290D0 BR7402290D0 BR2290/74A BR229074A BR7402290D0 BR 7402290 D0 BR7402290 D0 BR 7402290D0 BR 2290/74 A BR2290/74 A BR 2290/74A BR 229074 A BR229074 A BR 229074A BR 7402290 D0 BR7402290 D0 BR 7402290D0
- Authority
- BR
- Brazil
- Prior art keywords
- oxidation process
- liquor oxidation
- liquor
- oxidation
- 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0057—Oxidation of liquors, e.g. in order to reduce the losses of sulfur compounds, followed by evaporation or combustion if the liquor in question is a black liquor
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/928—Paper mill waste, e.g. white water, black liquor treated
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7311209A FR2223504B1 (pt) | 1973-03-28 | 1973-03-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR7402290D0 true BR7402290D0 (pt) | 1974-11-19 |
Family
ID=9117012
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR2290/74A BR7402290D0 (pt) | 1973-03-28 | 1974-03-22 | Processo de oxidacao de licor |
Country Status (5)
Country | Link |
---|---|
US (1) | US4073727A (pt) |
BR (1) | BR7402290D0 (pt) |
CA (1) | CA1001364A (pt) |
ES (1) | ES424741A1 (pt) |
FR (1) | FR2223504B1 (pt) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5061377A (en) * | 1989-07-25 | 1991-10-29 | Canadian Liquid Air Ltd./Air Liquide Canada | Pipeline reactor and method |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2690425A (en) * | 1950-03-23 | 1954-09-28 | Du Pont | Waste disposal process |
US2774585A (en) * | 1953-08-17 | 1956-12-18 | John J Wirts | Apparatus for purifying liquid materials |
US3178260A (en) * | 1961-03-02 | 1965-04-13 | Papel Loreto & Pena Pobre | Method for the oxidation of black liquor |
US3207572A (en) * | 1961-09-12 | 1965-09-21 | Ass Pulp & Paper Mills | Wet combustion of waste liquors |
US3545731A (en) * | 1966-11-08 | 1970-12-08 | Gen Dynamics Corp | Apparatus for producing bubbles of very small,microscopic size |
US3696929A (en) * | 1970-11-27 | 1972-10-10 | Chemical Construction Corp | Apparatus for the oxidation of liquids |
-
1973
- 1973-03-28 FR FR7311209A patent/FR2223504B1/fr not_active Expired
-
1974
- 1974-03-20 US US05/453,046 patent/US4073727A/en not_active Expired - Lifetime
- 1974-03-22 BR BR2290/74A patent/BR7402290D0/pt unknown
- 1974-03-26 CA CA195,972A patent/CA1001364A/en not_active Expired
- 1974-03-28 ES ES424741A patent/ES424741A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US4073727A (en) | 1978-02-14 |
ES424741A1 (es) | 1976-06-01 |
CA1001364A (en) | 1976-12-14 |
FR2223504A1 (pt) | 1974-10-25 |
FR2223504B1 (pt) | 1975-10-31 |
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