YU79885A - Process for arsenic removing from waste sulphur acid - Google Patents
Process for arsenic removing from waste sulphur acidInfo
- Publication number
- YU79885A YU79885A YU00798/85A YU79885A YU79885A YU 79885 A YU79885 A YU 79885A YU 00798/85 A YU00798/85 A YU 00798/85A YU 79885 A YU79885 A YU 79885A YU 79885 A YU79885 A YU 79885A
- Authority
- YU
- Yugoslavia
- Prior art keywords
- sulphur acid
- arsenic removing
- waste sulphur
- waste
- arsenic
- Prior art date
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
- C01B17/69—Sulfur trioxide; Sulfuric acid
- C01B17/90—Separation; Purification
- C01B17/907—Removal of arsenic
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G28/00—Compounds of arsenic
- C01G28/008—Sulfides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Removal Of Specific Substances (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19843418241 DE3418241A1 (en) | 1984-05-16 | 1984-05-16 | METHOD FOR REMOVING ARSES FROM WASTE SULFURIC ACID |
Publications (2)
Publication Number | Publication Date |
---|---|
YU79885A true YU79885A (en) | 1987-12-31 |
YU43945B YU43945B (en) | 1989-12-31 |
Family
ID=6236054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
YU798/85A YU43945B (en) | 1984-05-16 | 1985-05-14 | Process for arsenic removing from waste sulphur acid |
Country Status (8)
Country | Link |
---|---|
EP (1) | EP0166469B1 (en) |
CA (1) | CA1257765A (en) |
DE (2) | DE3418241A1 (en) |
ES (1) | ES543138A0 (en) |
GR (1) | GR851163B (en) |
MX (1) | MX167327B (en) |
PT (1) | PT80474B (en) |
YU (1) | YU43945B (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3604483A1 (en) * | 1986-02-13 | 1987-08-20 | Hoechst Ag | METHOD FOR REMOVING HEAVY METALS FROM MINERAL ACIDS |
CA2031229C (en) * | 1990-11-30 | 2000-08-08 | Lynda G. Sturgeoff | Fluoride removal from sulphuric acid |
US5338460A (en) * | 1993-04-22 | 1994-08-16 | Elf Atochem North America, Inc. | Sulfide precipitation of heavy metals from aqueous solutions |
GB201115823D0 (en) | 2011-09-13 | 2011-10-26 | Novel Polymer Solutions Ltd | Mineral processing |
AU2012357145B2 (en) * | 2011-12-20 | 2015-12-24 | Eisenmann Se | Method for separating arsenic and heavy metals in an acidic washing solution |
DE102018125680A1 (en) | 2018-10-16 | 2020-04-16 | Eisenmann Se | Process for the precipitation of arsenic and heavy metal from acidic process water |
DE102018125677A1 (en) * | 2018-10-16 | 2020-04-16 | Eisenmann Se | Process for the precipitation of arsenic and heavy metal from acidic process water |
CN115403014A (en) * | 2022-08-23 | 2022-11-29 | 深圳市中金岭南有色金属股份有限公司丹霞冶炼厂 | Sulfur melting method for improving mining and metallurgy sulfur grade |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR692595A (en) * | 1929-04-06 | 1930-11-07 | Metallgesellschaft Ag | Concentrated sulfuric acid de-arsenication process |
GB422880A (en) * | 1933-06-21 | 1935-01-21 | Mansfeldscher Kupferschieferbe | Improvements in and relating to processes for purifying sulphuric acid |
FR983507A (en) * | 1949-02-01 | 1951-06-25 | Comptoir Textiles Artificiels | Concentrated sulfuric acid purification process |
FR65233E (en) * | 1952-07-09 | 1956-02-07 | Comptoir Textiles Artificiels | Concentrated sulfuric acid purification process |
SU833549A1 (en) * | 1978-10-26 | 1981-05-30 | Центральный Научно-Исследовательскийинститут Оловянной Промышленности | Method of purifying sulfuric acid solutions from arsenic |
-
1984
- 1984-05-16 DE DE19843418241 patent/DE3418241A1/en not_active Withdrawn
-
1985
- 1985-04-27 EP EP85200665A patent/EP0166469B1/en not_active Expired
- 1985-04-27 DE DE8585200665T patent/DE3563947D1/en not_active Expired
- 1985-05-09 CA CA000481198A patent/CA1257765A/en not_active Expired
- 1985-05-14 GR GR851163A patent/GR851163B/el unknown
- 1985-05-14 YU YU798/85A patent/YU43945B/en unknown
- 1985-05-14 ES ES543138A patent/ES543138A0/en active Granted
- 1985-05-15 PT PT80474A patent/PT80474B/en not_active IP Right Cessation
- 1985-05-16 MX MX205319A patent/MX167327B/en unknown
Also Published As
Publication number | Publication date |
---|---|
CA1257765A (en) | 1989-07-25 |
EP0166469A3 (en) | 1986-12-30 |
EP0166469B1 (en) | 1988-07-27 |
MX167327B (en) | 1993-03-16 |
DE3418241A1 (en) | 1985-11-21 |
GR851163B (en) | 1985-11-25 |
ES8603790A1 (en) | 1986-01-01 |
PT80474B (en) | 1987-04-13 |
PT80474A (en) | 1985-06-01 |
ES543138A0 (en) | 1986-01-01 |
DE3563947D1 (en) | 1988-09-01 |
EP0166469A2 (en) | 1986-01-02 |
YU43945B (en) | 1989-12-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
YU160083A (en) | Process for making methylen-diphosphonic acid derivatives | |
DE3369115D1 (en) | Process for dewatering sludge | |
EP0177499A4 (en) | Process for waste nitrogen removal. | |
DE3365953D1 (en) | Process for treating sludge | |
DE3362028D1 (en) | Process for purifying methacrylic acid | |
YU165686A (en) | Process for sulphurdioxide removal | |
YU79885A (en) | Process for arsenic removing from waste sulphur acid | |
ZA852220B (en) | Process for the removal of sulphur compounds from off-gases | |
DE3276111D1 (en) | Substituted-butanediperoxoic acid and process for bleaching | |
DE3160855D1 (en) | Process for purifying monochloroacetic acid | |
EP0302337A3 (en) | Process for separating metal sulphates from sulphuric acid | |
ZA832578B (en) | Process for the operation of the gypsum-sulfuric acid plant | |
DE3364074D1 (en) | Process for removing arsenic from a copper-bearing electrolyte | |
EP0184690A3 (en) | Process for the removal of arsenic from phosphino-acid solutions | |
JPS57135790A (en) | Sludge composting process | |
GB8300450D0 (en) | Removing organic materials from phosphoric acid | |
IL66519A0 (en) | Process for removing organic contaminants from phosphoric acid | |
ZA835905B (en) | Method for removing arsenic from a sulphuric-acid solution | |
PL265673A1 (en) | A means for removal of mercury from waste sulphuric acid containing arsenic | |
ZW13786A1 (en) | Process for separating arsenic from acid solutions which contain it | |
YU148285A (en) | Process for removal of sulphur acid from waste solutions | |
BG38690A1 (en) | Method for ion- exchange removing of arsenic from waste waters | |
YU42463B (en) | Process for alpha-arylalkanoic acid | |
YU105684A (en) | Process for purifying 8-hydroxyhynoline | |
BG37316A1 (en) | Method for treating waste slimes |