DE299499C - - Google Patents
Info
- Publication number
- DE299499C DE299499C DENDAT299499D DE299499DA DE299499C DE 299499 C DE299499 C DE 299499C DE NDAT299499 D DENDAT299499 D DE NDAT299499D DE 299499D A DE299499D A DE 299499DA DE 299499 C DE299499 C DE 299499C
- Authority
- DE
- Germany
- Prior art keywords
- oxygen
- organic substances
- acid
- precipitation
- steam boiler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000126 substance Substances 0.000 claims description 11
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 9
- 239000001301 oxygen Substances 0.000 claims description 9
- 229910052760 oxygen Inorganic materials 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 239000002253 acid Substances 0.000 claims description 7
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims description 5
- 239000002699 waste material Substances 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 4
- 238000007254 oxidation reaction Methods 0.000 claims description 4
- 238000001556 precipitation Methods 0.000 claims description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 3
- 150000007513 acids Chemical class 0.000 claims description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 229920005610 lignin Polymers 0.000 description 6
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 2
- BDHFUVZGWQCTTF-UHFFFAOYSA-N sulfonic acid Chemical compound OS(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-N 0.000 description 2
- FOGYNLXERPKEGN-UHFFFAOYSA-N 3-(2-hydroxy-3-methoxyphenyl)-2-[2-methoxy-4-(3-sulfopropyl)phenoxy]propane-1-sulfonic acid Chemical compound COC1=CC=CC(CC(CS(O)(=O)=O)OC=2C(=CC(CCCS(O)(=O)=O)=CC=2)OC)=C1O FOGYNLXERPKEGN-UHFFFAOYSA-N 0.000 description 1
- OGIIWTRTOXDWEH-UHFFFAOYSA-N [O].[O-][O+]=O Chemical compound [O].[O-][O+]=O OGIIWTRTOXDWEH-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 150000003460 sulfonic acids 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
- D21C11/0057—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
Landscapes
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO486257X | 1915-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE299499C true DE299499C (enrdf_load_stackoverflow) |
Family
ID=8903990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT299499D Active DE299499C (enrdf_load_stackoverflow) | 1915-11-18 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE299499C (enrdf_load_stackoverflow) |
| FR (1) | FR486257A (enrdf_load_stackoverflow) |
| NL (1) | NL3761C (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5841142A (en) * | 1994-03-01 | 1998-11-24 | Duftschmid; Klaus E. | Process and system for determining exposure in airplanes |
-
0
- NL NL3761D patent/NL3761C/xx active
- DE DENDAT299499D patent/DE299499C/de active Active
-
1917
- 1917-07-23 FR FR486257A patent/FR486257A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5841142A (en) * | 1994-03-01 | 1998-11-24 | Duftschmid; Klaus E. | Process and system for determining exposure in airplanes |
Also Published As
| Publication number | Publication date |
|---|---|
| FR486257A (fr) | 1918-03-20 |
| NL3761C (enrdf_load_stackoverflow) |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE299499C (enrdf_load_stackoverflow) | ||
| DE2327900C3 (de) | Bleichaufschluß von Zellstoff mit erheblich reduziertem Chloreinsatz | |
| DE2538673C2 (de) | Bleichaufschluß von Zellstoff mit erheblich reduziertem Chloreinsatz | |
| DE216284C (enrdf_load_stackoverflow) | ||
| DE902252C (de) | Verfahren zur Herstellung von Percarbonat | |
| DE363997C (de) | Verfahren zur Gewinnung von hochprozentigem Sulfitzellstoff | |
| AT102276B (de) | Verfahren zur Herstellung von zur Erzeugung fein- und feinstfädiger Viskosekunstfäden besonders geeigneter Alkalizellulose. | |
| DE439511C (de) | Verfahren zur Darstellung von 1, 4, 5, 8-Naphthalintetracarbonsaeure | |
| DE325756C (de) | Verfahren zur Verwertung von Sulfitzellstoffablaugen | |
| DE187844C (enrdf_load_stackoverflow) | ||
| DE321453C (de) | Verfahren zur Verwertung der bei der Aufschliessung von Stroh erhaltenen Kocherablaugen | |
| AT108285B (de) | Verfahren zur Herstellung von Saccharin. | |
| DE231078C (enrdf_load_stackoverflow) | ||
| DE163628C (enrdf_load_stackoverflow) | ||
| DE179772C (enrdf_load_stackoverflow) | ||
| DE628426C (de) | Verfahren zur Herstellung von Wasserstoffperoxyd | |
| DE680393C (de) | Umsetzung von sauren Ammonsulfitloesungen zu Ammonsulfat und Schwefel | |
| DE284681C (enrdf_load_stackoverflow) | ||
| DE339303C (de) | Verfahren zur Herstellung von Zellstoff aus Holz | |
| DE287744C (enrdf_load_stackoverflow) | ||
| DE570022C (de) | Verfahren zum Bleichen von ungebaeuchter Baumwolle | |
| DE296796C (enrdf_load_stackoverflow) | ||
| DE401418C (de) | Verfahren zur Gewinnung von Zellstoff und Lignonkoerpern aus Holz und holzhaltigen Rohstoffen | |
| AT91509B (de) | Verfahren zur Gewinnung von wertvollen organischen und unorganischen Stoffen aus Sulfitzelluloseablaugen. | |
| DE2613811A1 (de) | Verfahren zur gewinnung von wasserstoff und sauerstoff aus wasser |