NO130325B - - Google Patents
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- Publication number
- NO130325B NO130325B NO711172A NO117271A NO130325B NO 130325 B NO130325 B NO 130325B NO 711172 A NO711172 A NO 711172A NO 117271 A NO117271 A NO 117271A NO 130325 B NO130325 B NO 130325B
- Authority
- NO
- Norway
- Prior art keywords
- reactor
- effluent
- oxygen
- pulp
- oxidation
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 29
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 23
- 239000001301 oxygen Substances 0.000 claims description 23
- 229910052760 oxygen Inorganic materials 0.000 claims description 23
- 239000000126 substance Substances 0.000 claims description 15
- 229920002678 cellulose Polymers 0.000 claims description 14
- 239000001913 cellulose Substances 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 14
- 230000003647 oxidation Effects 0.000 claims description 10
- 238000007254 oxidation reaction Methods 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000001590 oxidative effect Effects 0.000 claims description 8
- 239000002699 waste material Substances 0.000 claims description 8
- 238000011282 treatment Methods 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000007791 liquid phase Substances 0.000 claims description 2
- 239000005416 organic matter Substances 0.000 claims description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical group O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 20
- 239000007788 liquid Substances 0.000 description 16
- 239000001569 carbon dioxide Substances 0.000 description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 description 10
- 238000011084 recovery Methods 0.000 description 7
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000010411 cooking Methods 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 238000003911 water pollution Methods 0.000 description 4
- 239000002023 wood Substances 0.000 description 4
- BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 3
- 238000003915 air pollution Methods 0.000 description 3
- 239000000872 buffer Substances 0.000 description 3
- 239000007853 buffer solution Substances 0.000 description 3
- 239000002655 kraft paper Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000004537 pulping Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 3
- 235000017557 sodium bicarbonate Nutrition 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 2
- 229910052783 alkali metal Inorganic materials 0.000 description 2
- 239000012062 aqueous buffer Substances 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 230000029087 digestion Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000010795 gaseous waste Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 150000007524 organic acids Chemical class 0.000 description 2
- 235000005985 organic acids Nutrition 0.000 description 2
- 150000003464 sulfur compounds Chemical class 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 241000183024 Populus tremula Species 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000002154 agricultural waste Substances 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- -1 alkali metal bicarbonates Chemical class 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 150000004764 thiosulfuric acid derivatives Chemical class 0.000 description 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/12—Combustion of pulp liquors
- D21C11/14—Wet combustion ; Treatment of pulp liquors without previous evaporation, by oxidation of the liquors remaining at least partially in the liquid phase, e.g. by application or pressure
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2511670A | 1970-04-02 | 1970-04-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO130325B true NO130325B (de) | 1974-08-12 |
Family
ID=21824133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO711172A NO130325B (de) | 1970-04-02 | 1971-03-29 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3654070A (de) |
| JP (1) | JPS5022602B1 (de) |
| CA (1) | CA950609A (de) |
| DE (1) | DE2114579B2 (de) |
| FI (1) | FI54624C (de) |
| FR (1) | FR2089095A5 (de) |
| GB (1) | GB1307467A (de) |
| NO (1) | NO130325B (de) |
| SE (1) | SE363137B (de) |
| ZA (1) | ZA711817B (de) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4182648A (en) * | 1972-02-07 | 1980-01-08 | Sterling Drug Inc. | Oxygen pulping process |
| AU6415774A (en) * | 1973-01-12 | 1975-07-03 | Sterling Drug Inc | Batch oxygen pulping |
| US4131508A (en) * | 1973-03-12 | 1978-12-26 | Kamyr Inc. | Recovery system for oxygen bleaching of pulp |
| US4177105A (en) * | 1973-05-22 | 1979-12-04 | Kamyr, Incorporated | Apparatus for delignifying and bleaching cellulose pulp |
| US4089737A (en) * | 1974-02-18 | 1978-05-16 | Toyo Pulp Company, Ltd. | Delignification of cellulosic material with an alkaline aqueous medium containing oxygen dissolved therein |
| US3964962A (en) * | 1974-02-25 | 1976-06-22 | Ingersoll-Rand Company | Gaseous reaction apparatus and processes including a peripheral gas receiving chamber and a gas recirculation conduit |
| SE393138B (sv) * | 1974-03-14 | 1977-05-02 | Mo Och Domsjoe Ab | Forfarande for blekning av cellulosa med en syre innehallande gas i nervaro av natriumbikarbonat |
| US4058433A (en) * | 1975-03-06 | 1977-11-15 | Gulf States Paper Corporation | Conversion of sulfur in blank liquor to eliminate odorous emissions and facilitate the collection of sulfate soaps |
| DE2514198A1 (de) * | 1975-04-01 | 1976-10-14 | Linde Ag | Verfahren zur beseitigung von abfallstoffen |
| SU591539A1 (ru) * | 1975-10-03 | 1978-02-05 | Всесоюзное научно-производственное объединение целлюлозно-бумажной промышленности | Установка дл обработки лигноцеллюлозного материала |
| CH649071A5 (it) * | 1978-11-13 | 1985-04-30 | Giuseppe Galassi | Ossidazione ad umido di inquinanti mediante ossigeno liquido. |
| US4384959A (en) * | 1980-12-29 | 1983-05-24 | Sterling Drug Inc. | Wet oxidation process utilizing dilution of oxygen |
| US4395339A (en) * | 1982-04-01 | 1983-07-26 | Sterling Drug Inc. | Method of operating pure oxygen wet oxidation systems |
| US5582715A (en) * | 1992-04-16 | 1996-12-10 | Rpc Waste Management Services, Inc. | Supercritical oxidation apparatus for treating water with side injection ports |
| US5770174A (en) * | 1992-04-16 | 1998-06-23 | Rpc Waste Management Services, Inc. | Method for controlling reaction temperature |
| US5401361A (en) * | 1992-08-19 | 1995-03-28 | Kamyr, Inc. | Completely coutercurrent cook continuous digester |
| US5551472A (en) * | 1994-08-01 | 1996-09-03 | Rpc Waste Management Services, Inc. | Pressure reduction system and method |
| US5620606A (en) * | 1994-08-01 | 1997-04-15 | Rpc Waste Management Services, Inc. | Method and apparatus for reacting oxidizable matter with particles |
| US5755974A (en) * | 1994-08-01 | 1998-05-26 | Rpc Waste Management Services, Inc. | Method and apparatus for reacting oxidizable matter with a salt |
| US5674359A (en) * | 1995-02-08 | 1997-10-07 | Ahlstrom Machinery Inc. | Continuous cooking of cellulosic fibrous material with cold alkali impregnation |
| DE19516151A1 (de) * | 1995-05-03 | 1996-11-07 | Sven Siegle | Verfahren zur Herstellung einer Pulpe aus zellulosehaltigem Material, die Pulpe selbst und deren Verwendung |
| US6017460A (en) * | 1996-06-07 | 2000-01-25 | Chematur Engineering Ab | Heating and reaction system and method using recycle reactor |
| US5783037A (en) * | 1996-08-22 | 1998-07-21 | Mg Industries | System and method for operating a pulp mill |
| SE518803C2 (sv) | 1999-09-03 | 2002-11-26 | Chematur Eng Ab | Metod och reaktionssystem med högt tryck och hög temperatur som är lämpat för superkritisk vattenoxidation |
| SE529006C2 (sv) * | 2004-11-15 | 2007-04-03 | Chematur Eng Ab | Förfarande och system för överkritisk vattenoxidation av en ström som innehåller oxiderbart material |
| SE528840C2 (sv) * | 2004-11-15 | 2007-02-27 | Chematur Eng Ab | Reaktor och förfarande för överkritisk vattenoxidation |
| JP2022038435A (ja) | 2020-08-26 | 2022-03-10 | ファインテック株式会社 | 脆性材料基板用のスクライビングホイール及びその製造方法 |
-
1970
- 1970-04-02 US US25116A patent/US3654070A/en not_active Expired - Lifetime
-
1971
- 1971-03-19 ZA ZA711817A patent/ZA711817B/xx unknown
- 1971-03-24 CA CA108,616,A patent/CA950609A/en not_active Expired
- 1971-03-25 DE DE2114579A patent/DE2114579B2/de not_active Ceased
- 1971-03-29 FI FI890/71A patent/FI54624C/fi active
- 1971-03-29 NO NO711172A patent/NO130325B/no unknown
- 1971-04-01 SE SE04269/71A patent/SE363137B/xx unknown
- 1971-04-02 FR FR7111729A patent/FR2089095A5/fr not_active Expired
- 1971-04-02 JP JP46020276A patent/JPS5022602B1/ja active Pending
- 1971-04-19 GB GB2472671*A patent/GB1307467A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FI54624C (fi) | 1979-01-10 |
| JPS5022602B1 (de) | 1975-08-01 |
| FR2089095A5 (de) | 1972-01-07 |
| US3654070A (en) | 1972-04-04 |
| DE2114579A1 (de) | 1971-10-21 |
| SE363137B (de) | 1974-01-07 |
| FI54624B (fi) | 1978-09-29 |
| CA950609A (en) | 1974-07-09 |
| ZA711817B (en) | 1972-01-26 |
| GB1307467A (en) | 1973-02-21 |
| DE2114579B2 (de) | 1978-12-21 |
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