FR2302971A2 - Procede de traitement des eaux residuaires contenant de l'acide sulfurique - Google Patents
Procede de traitement des eaux residuaires contenant de l'acide sulfuriqueInfo
- Publication number
- FR2302971A2 FR2302971A2 FR7507330A FR7507330A FR2302971A2 FR 2302971 A2 FR2302971 A2 FR 2302971A2 FR 7507330 A FR7507330 A FR 7507330A FR 7507330 A FR7507330 A FR 7507330A FR 2302971 A2 FR2302971 A2 FR 2302971A2
- Authority
- FR
- France
- Prior art keywords
- soln
- stage
- sulphur
- contg
- cao
- 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.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/02—Preparation of sulfur; Purification
- C01B17/04—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides
- C01B17/05—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by wet processes
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/48—Sulfur dioxide; Sulfurous acid
- C01B17/50—Preparation of sulfur dioxide
- C01B17/58—Recovery of sulfur dioxide from acid tar or the like or from any waste sulfuric acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7507330A FR2302971A2 (fr) | 1975-03-06 | 1975-03-06 | Procede de traitement des eaux residuaires contenant de l'acide sulfurique |
IT25914/75A IT1040230B (it) | 1974-08-14 | 1975-07-30 | Procedimento di trattamento di acque residue contenenti acido solforico |
GB33396/75A GB1524233A (en) | 1974-08-14 | 1975-08-11 | Recovery of sulphur values from sulphuric-acid-containing aqueous liquid |
US05/603,621 US4039649A (en) | 1974-08-14 | 1975-08-11 | Process for removing sulfur from waste waters containing sulfuric acid |
NL7509615A NL7509615A (nl) | 1974-08-14 | 1975-08-12 | Werkwijze voor de behandeling van zwavelzuur bevattend afvalwater. |
ES440213A ES440213A1 (es) | 1974-08-14 | 1975-08-12 | Un procedimiento de tratamiento de un agua residual. |
DE19752535886 DE2535886A1 (de) | 1974-08-14 | 1975-08-12 | Behandlung von schwefelsaeure enthaltendem rueckstandswasser zur schwefelgewinnung |
NO752818A NO139382C (no) | 1974-08-14 | 1975-08-13 | Fremgangsmaate til behandling av avfallsvann som inneholder svovelsyre |
CA233,391A CA1066021A (fr) | 1974-08-14 | 1975-08-13 | Procede de traitement d'eaux residuaires contenant de l'acide sulfurique |
JP50099065A JPS5145456A (en) | 1974-08-14 | 1975-08-13 | Ryusano fukumu haisuino jokahoho |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7507330A FR2302971A2 (fr) | 1975-03-06 | 1975-03-06 | Procede de traitement des eaux residuaires contenant de l'acide sulfurique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2302971A2 true FR2302971A2 (fr) | 1976-10-01 |
FR2302971B2 FR2302971B2 (fr) | 1979-02-09 |
Family
ID=9152319
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7507330A Granted FR2302971A2 (fr) | 1974-08-14 | 1975-03-06 | Procede de traitement des eaux residuaires contenant de l'acide sulfurique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2302971A2 (fr) |
-
1975
- 1975-03-06 FR FR7507330A patent/FR2302971A2/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2302971B2 (fr) | 1979-02-09 |
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