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 thereby

Info

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
Application number
ZA948158A
Other languages
English (en)
Inventor
Neil Clarke
John Newton
Original Assignee
Laporte Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Laporte Industries Ltd filed Critical Laporte Industries Ltd
Publication of ZA948158B publication Critical patent/ZA948158B/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/5236Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
    • C02F1/5254Treatment 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
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • C02F1/56Macromolecular compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/20Heavy metals or heavy metal compounds
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00Nature of the contaminant
    • C02F2101/10Inorganic compounds
    • C02F2101/20Heavy metals or heavy metal compounds
    • C02F2101/203Iron or iron compound
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/10Nature of the water, waste water, sewage or sludge to be treated from quarries or from mining activities
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/16Nature 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
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S423/00Chemistry of inorganic compounds
    • Y10S423/01Waste acid containing iron
    • Y10S423/02Sulfuric 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)
ZA948158A 1993-10-21 1994-10-18 Processes for the treatment of acidic liquors and for the production of commercial products thereby ZA948158B (en)

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)

* Cited by examiner, † Cited by third party
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
CA2704526C (en) * 2007-11-01 2016-11-22 Terra Materials, Llc A method for stabilization and/or fixation of leachable metals
CA2983186A1 (en) * 2015-05-21 2016-11-24 Csir Water treatment using cryptocrystalline magnesite

Family Cites Families (16)

* Cited by examiner, † Cited by third party
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
ES2035959T3 (es) * 1989-01-13 1993-05-01 Industrie Automation Sondertechnik Gmbh & Co Procedimiento para evitar las basuras especiales de metales pesados en la descontaminacion de lodos naturales y tecnicos, residuos termicos y suelos.

Also Published As

Publication number Publication date
PE22395A1 (es) 1995-08-07
MY111805A (en) 2001-01-31
GR3026541T3 (en) 1998-07-31
GB9321732D0 (en) 1993-12-15
AU7818794A (en) 1995-05-08
CZ116096A3 (en) 1996-12-11
DE69407810T2 (de) 1998-08-27
CA2174667A1 (en) 1995-04-27
ES2114230T3 (es) 1998-05-16
PL314172A1 (en) 1996-08-19
AU681910B2 (en) 1997-09-11
WO1995011199A1 (en) 1995-04-27
HUT77696A (hu) 1998-07-28
BR9407883A (pt) 1996-10-29
EP0724546B1 (en) 1998-01-07
EP0724546A1 (en) 1996-08-07
SK50196A3 (en) 1997-04-09
JPH09503992A (ja) 1997-04-22
TR28078A (tr) 1995-12-19
HU9601021D0 (en) 1996-06-28
DE69407810D1 (de) 1998-02-12
US5800716A (en) 1998-09-01

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