SE412424B - VIEW TO IMPROVE MELTING CHARACTERISTICS AND REDUCE EXPLOSIONS IN MELTIZER UNDER CONNECTION OF WOOD WITH SODIUM BASED WETS. - Google Patents
VIEW TO IMPROVE MELTING CHARACTERISTICS AND REDUCE EXPLOSIONS IN MELTIZER UNDER CONNECTION OF WOOD WITH SODIUM BASED WETS.Info
- Publication number
- SE412424B SE412424B SE7412884A SE7412884A SE412424B SE 412424 B SE412424 B SE 412424B SE 7412884 A SE7412884 A SE 7412884A SE 7412884 A SE7412884 A SE 7412884A SE 412424 B SE412424 B SE 412424B
- Authority
- SE
- Sweden
- Prior art keywords
- meltizer
- explosions
- wets
- wood
- reduce
- 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
- D21C11/12—Combustion of pulp liquors
- D21C11/122—Treatment, e.g. dissolution, of the smelt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0006—Controlling or regulating processes
- B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00245—Avoiding undesirable reactions or side-effects
- B01J2219/00259—Preventing runaway of the chemical reaction
- B01J2219/00263—Preventing explosion of the chemical mixture
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US406498A US3873413A (en) | 1973-10-15 | 1973-10-15 | Method of improving smelt properties and reducing dissolving tank explosions during pulping of wood with sodium based liquors |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7412884L SE7412884L (en) | 1975-04-16 |
SE412424B true SE412424B (en) | 1980-03-03 |
Family
ID=23608241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7412884A SE412424B (en) | 1973-10-15 | 1974-10-14 | VIEW TO IMPROVE MELTING CHARACTERISTICS AND REDUCE EXPLOSIONS IN MELTIZER UNDER CONNECTION OF WOOD WITH SODIUM BASED WETS. |
Country Status (10)
Country | Link |
---|---|
US (1) | US3873413A (en) |
JP (1) | JPS524642B2 (en) |
BR (1) | BR7408536D0 (en) |
CA (1) | CA1058357A (en) |
DE (1) | DE2448891C3 (en) |
ES (1) | ES430977A1 (en) |
FR (1) | FR2247576B1 (en) |
GB (1) | GB1489349A (en) |
SE (1) | SE412424B (en) |
ZA (1) | ZA746077B (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4106978A (en) * | 1977-01-31 | 1978-08-15 | Combustion Engineering, Inc. | Method of preventing explosions using a smelt water explosion inhibitor |
US6348128B1 (en) * | 1998-06-01 | 2002-02-19 | U.S. Borax Inc. | Method of increasing the causticizing efficiency of alkaline pulping liquor by borate addition |
US6294048B1 (en) * | 1998-06-01 | 2001-09-25 | U.S. Borax Inc. | Method for regenerating sodium hydroxide by partial autocausticizing sodium carbonate containing smelt by reaction with a borate |
US20050037226A1 (en) * | 2003-08-12 | 2005-02-17 | Peascoe Meisner Roberta A. | Alkali resistant refractories |
US7735435B2 (en) * | 2006-05-24 | 2010-06-15 | Diamond Power International, Inc. | Apparatus for cleaning a smelt spout of a combustion device |
US7854847B2 (en) * | 2006-11-09 | 2010-12-21 | Rayonier Trs Holdings Inc. | Process of purifying wood pulp with caustic-borate solution and recovering the purifying chemical |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3447895A (en) * | 1966-12-01 | 1969-06-03 | Combustion Eng | Method of preventing smelt-water explosions |
US3615175A (en) * | 1969-03-24 | 1971-10-26 | Combustion Eng | Preventing physical explosion due to the interaction of liquid water and molten chemical compounds |
US3650889A (en) * | 1970-08-03 | 1972-03-21 | Combustion Eng | Pollution controlled polysulfide recovery process |
-
1973
- 1973-10-15 US US406498A patent/US3873413A/en not_active Expired - Lifetime
-
1974
- 1974-09-25 ZA ZA00746077A patent/ZA746077B/en unknown
- 1974-10-11 GB GB44140/74A patent/GB1489349A/en not_active Expired
- 1974-10-11 CA CA211,277A patent/CA1058357A/en not_active Expired
- 1974-10-14 FR FR7434424A patent/FR2247576B1/fr not_active Expired
- 1974-10-14 ES ES430977A patent/ES430977A1/en not_active Expired
- 1974-10-14 BR BR8536/74A patent/BR7408536D0/en unknown
- 1974-10-14 SE SE7412884A patent/SE412424B/en not_active IP Right Cessation
- 1974-10-14 DE DE2448891A patent/DE2448891C3/en not_active Expired
- 1974-10-15 JP JP49118608A patent/JPS524642B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
SE7412884L (en) | 1975-04-16 |
FR2247576A1 (en) | 1975-05-09 |
BR7408536D0 (en) | 1975-08-05 |
ZA746077B (en) | 1976-04-28 |
JPS5064502A (en) | 1975-05-31 |
ES430977A1 (en) | 1976-10-16 |
CA1058357A (en) | 1979-07-17 |
DE2448891C3 (en) | 1978-04-27 |
FR2247576B1 (en) | 1977-11-10 |
GB1489349A (en) | 1977-10-19 |
DE2448891A1 (en) | 1975-04-17 |
US3873413A (en) | 1975-03-25 |
DE2448891B2 (en) | 1977-09-01 |
JPS524642B2 (en) | 1977-02-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7412884-4 Effective date: 19940510 Format of ref document f/p: F |