FR2281900B1 - - Google Patents
Info
- Publication number
- FR2281900B1 FR2281900B1 FR7428500A FR7428500A FR2281900B1 FR 2281900 B1 FR2281900 B1 FR 2281900B1 FR 7428500 A FR7428500 A FR 7428500A FR 7428500 A FR7428500 A FR 7428500A FR 2281900 B1 FR2281900 B1 FR 2281900B1
- Authority
- FR
- France
- 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.)
- Expired
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
- C01B17/48—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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Treating Waste Gases (AREA)
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7428500A FR2281900A1 (fr) | 1974-08-14 | 1974-08-14 | Procede de traitement d'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 |
BE1006819A BE832292A (fr) | 1974-08-14 | 1975-08-11 | Procede de traitement d'eaux residuaires contenant de l'acide sulfurique |
US05/603,621 US4039649A (en) | 1974-08-14 | 1975-08-11 | Process for removing sulfur from waste waters containing sulfuric acid |
GB33396/75A GB1524233A (en) | 1974-08-14 | 1975-08-11 | Recovery of sulphur values from sulphuric-acid-containing aqueous liquid |
ES440213A ES440213A1 (es) | 1974-08-14 | 1975-08-12 | Un procedimiento de tratamiento de un agua residual. |
NL7509615A NL7509615A (nl) | 1974-08-14 | 1975-08-12 | Werkwijze voor de behandeling van zwavelzuur bevattend afvalwater. |
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 |
---|---|---|---|
FR7428500A FR2281900A1 (fr) | 1974-08-14 | 1974-08-14 | Procede de traitement d'eaux residuaires contenant de l'acide sulfurique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2281900A1 FR2281900A1 (fr) | 1976-03-12 |
FR2281900B1 true FR2281900B1 (xx) | 1978-12-29 |
Family
ID=9142462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7428500A Granted FR2281900A1 (fr) | 1974-08-14 | 1974-08-14 | Procede de traitement d'eaux residuaires contenant de l'acide sulfurique |
Country Status (2)
Country | Link |
---|---|
BE (1) | BE832292A (xx) |
FR (1) | FR2281900A1 (xx) |
-
1974
- 1974-08-14 FR FR7428500A patent/FR2281900A1/fr active Granted
-
1975
- 1975-08-11 BE BE1006819A patent/BE832292A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
FR2281900A1 (fr) | 1976-03-12 |
BE832292A (fr) | 1976-02-11 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |