ZA948158B - Processes for the treatment of acidic liquors and for the production of commercial products thereby - Google Patents
Processes for the treatment of acidic liquors and for the production of commercial products therebyInfo
- Publication number
- ZA948158B ZA948158B ZA948158A ZA948158A ZA948158B ZA 948158 B ZA948158 B ZA 948158B ZA 948158 A ZA948158 A ZA 948158A ZA 948158 A ZA948158 A ZA 948158A ZA 948158 B ZA948158 B ZA 948158B
- Authority
- ZA
- South Africa
- Prior art keywords
- processes
- treatment
- production
- commercial products
- acidic liquors
- Prior art date
Links
- 230000002378 acidificating effect Effects 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
- C02F1/5254—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents using magnesium compounds and phosphoric acid for removing ammonia
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
- C02F1/56—Macromolecular compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/20—Heavy metals or heavy metal compounds
- C02F2101/203—Iron or iron compound
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/10—Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/01—Waste acid containing iron
- Y10S423/02—Sulfuric acid
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Alcoholic Beverages (AREA)
- Removal Of Specific Substances (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB939321732A GB9321732D0 (en) | 1993-10-21 | 1993-10-21 | Treatment of waste liquors |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA948158B true ZA948158B (en) | 1995-07-25 |
Family
ID=10743913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA948158A ZA948158B (en) | 1993-10-21 | 1994-10-18 | Processes for the treatment of acidic liquors and for the production of commercial products thereby |
Country Status (19)
Country | Link |
---|---|
US (1) | US5800716A (es) |
EP (1) | EP0724546B1 (es) |
JP (1) | JPH09503992A (es) |
AU (1) | AU681910B2 (es) |
BR (1) | BR9407883A (es) |
CA (1) | CA2174667A1 (es) |
CZ (1) | CZ116096A3 (es) |
DE (1) | DE69407810T2 (es) |
ES (1) | ES2114230T3 (es) |
GB (1) | GB9321732D0 (es) |
GR (1) | GR3026541T3 (es) |
HU (1) | HUT77696A (es) |
MY (1) | MY111805A (es) |
PE (1) | PE22395A1 (es) |
PL (1) | PL314172A1 (es) |
SK (1) | SK50196A3 (es) |
TR (1) | TR28078A (es) |
WO (1) | WO1995011199A1 (es) |
ZA (1) | ZA948158B (es) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2308359B (en) * | 1995-12-19 | 1997-11-12 | Laporte Industries Ltd | Water treatment agents |
US6110379A (en) * | 1996-03-11 | 2000-08-29 | Overton; James Michael | Method for treating water containing sulfate |
US6262012B1 (en) * | 1999-12-20 | 2001-07-17 | Kurita Water Industries Ltd. | Wet paint spray booth treating agent |
SE522777C2 (sv) * | 2001-06-07 | 2004-03-09 | Feralco Ab | Reduktionsprocess |
DE10324561A1 (de) | 2003-05-30 | 2004-12-16 | Süd-Chemie AG | Semi-synthetische Bleicherde |
WO2009058771A2 (en) * | 2007-11-01 | 2009-05-07 | Terra Materials, Llc | A method for stabilization and/or fixation of leachable metals |
WO2016187625A1 (en) * | 2015-05-21 | 2016-11-24 | Csir | Water treatment using cryptocrystalline magnesite |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1197123A (en) * | 1916-07-11 | 1916-09-05 | Charles P Hoover | Process of purifying water. |
US2177857A (en) * | 1934-12-28 | 1939-10-31 | Guggenheim Brothers | Treating sewage |
US2128569A (en) * | 1935-01-18 | 1938-08-30 | Clarence J Velz | Treatment of water and sewage |
US2433458A (en) * | 1943-03-04 | 1947-12-30 | Infilco Inc | Treatment of pickle liquor |
US2692229A (en) * | 1952-05-05 | 1954-10-19 | Smith Corp A O | Disposal of waste pickle liquor |
DE1933035B2 (de) * | 1969-06-30 | 1971-04-15 | Sud Chemie AG, 8000 München | Metallsalze und kieselsaeure enthaltende klaerloesung fuer kommunale oder industielle abwaesser sowie fuer vergleich bare anwendungen |
US3511777A (en) * | 1969-08-11 | 1970-05-12 | United States Steel Corp | Method of neutralizing acid waste water |
GB1372358A (en) * | 1970-11-20 | 1974-10-30 | Albright & Wilson | Treatment of sewage or contaminated water |
US3738932A (en) * | 1971-04-19 | 1973-06-12 | Bethlehem Steel Corp | Method for treating acid water containing metallic values |
JPS523508B2 (es) * | 1973-03-14 | 1977-01-28 | ||
DE2411346A1 (de) * | 1974-03-09 | 1975-09-18 | Metallgesellschaft Ag | Verfahren zur aufbereitung von waessrigen sauren schlaemmen |
GB1551255A (en) * | 1977-02-18 | 1979-08-30 | Jackson B J | Water purification |
US4388195A (en) * | 1979-07-05 | 1983-06-14 | Passavant-Werke Michelbacher Hutte | Process and apparatus for the chemical-mechanical treatment and purification of ground waters, surface waters and effluents |
US4415467A (en) * | 1981-03-05 | 1983-11-15 | Colloid Piepho | Agent for the purification of waste waters and process for its production |
US4448696A (en) * | 1982-02-23 | 1984-05-15 | U.S. Environmental Products, Inc. | Process for recovering and recycling coagulant present in water treatment sludges |
DE58902828D1 (de) * | 1989-01-13 | 1993-01-07 | Ind Automation Sondertechnik G | Verfahren zur vermeidung von schwermetallsondermuell bei der dekontaminierung natuerlicher und technischer schlaemme, thermischer rueckstaende und boeden. |
-
1993
- 1993-10-21 GB GB939321732A patent/GB9321732D0/en active Pending
-
1994
- 1994-10-07 PE PE1994252426A patent/PE22395A1/es not_active Application Discontinuation
- 1994-10-11 HU HU9601021A patent/HUT77696A/hu unknown
- 1994-10-11 DE DE69407810T patent/DE69407810T2/de not_active Expired - Fee Related
- 1994-10-11 US US08/669,563 patent/US5800716A/en not_active Expired - Fee Related
- 1994-10-11 BR BR9407883A patent/BR9407883A/pt not_active Application Discontinuation
- 1994-10-11 EP EP94928966A patent/EP0724546B1/en not_active Expired - Lifetime
- 1994-10-11 AU AU78187/94A patent/AU681910B2/en not_active Ceased
- 1994-10-11 CZ CZ961160A patent/CZ116096A3/cs unknown
- 1994-10-11 ES ES94928966T patent/ES2114230T3/es not_active Expired - Lifetime
- 1994-10-11 JP JP7511460A patent/JPH09503992A/ja active Pending
- 1994-10-11 WO PCT/GB1994/002216 patent/WO1995011199A1/en not_active Application Discontinuation
- 1994-10-11 SK SK501-96A patent/SK50196A3/sk unknown
- 1994-10-11 PL PL94314172A patent/PL314172A1/xx unknown
- 1994-10-11 CA CA002174667A patent/CA2174667A1/en not_active Abandoned
- 1994-10-18 ZA ZA948158A patent/ZA948158B/xx unknown
- 1994-10-19 MY MYPI94002787A patent/MY111805A/en unknown
- 1994-10-21 TR TR01102/94A patent/TR28078A/xx unknown
-
1998
- 1998-04-06 GR GR980400726T patent/GR3026541T3/el unknown
Also Published As
Publication number | Publication date |
---|---|
HU9601021D0 (en) | 1996-06-28 |
SK50196A3 (en) | 1997-04-09 |
AU7818794A (en) | 1995-05-08 |
CA2174667A1 (en) | 1995-04-27 |
DE69407810D1 (de) | 1998-02-12 |
JPH09503992A (ja) | 1997-04-22 |
EP0724546B1 (en) | 1998-01-07 |
AU681910B2 (en) | 1997-09-11 |
GB9321732D0 (en) | 1993-12-15 |
TR28078A (tr) | 1995-12-19 |
PL314172A1 (en) | 1996-08-19 |
BR9407883A (pt) | 1996-10-29 |
PE22395A1 (es) | 1995-08-07 |
ES2114230T3 (es) | 1998-05-16 |
EP0724546A1 (en) | 1996-08-07 |
US5800716A (en) | 1998-09-01 |
MY111805A (en) | 2001-01-31 |
WO1995011199A1 (en) | 1995-04-27 |
CZ116096A3 (en) | 1996-12-11 |
HUT77696A (hu) | 1998-07-28 |
DE69407810T2 (de) | 1998-08-27 |
GR3026541T3 (en) | 1998-07-31 |
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