ZA9410123B - Composition and process for reducing or preventing metal and acid contamination in rock drainage - Google Patents
Composition and process for reducing or preventing metal and acid contamination in rock drainageInfo
- Publication number
- ZA9410123B ZA9410123B ZA9410123A ZA9410123A ZA9410123B ZA 9410123 B ZA9410123 B ZA 9410123B ZA 9410123 A ZA9410123 A ZA 9410123A ZA 9410123 A ZA9410123 A ZA 9410123A ZA 9410123 B ZA9410123 B ZA 9410123B
- Authority
- ZA
- South Africa
- Prior art keywords
- tailings
- agent
- waste rock
- amount
- reducing
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
- A62D3/30—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents
- A62D3/33—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by chemical fixing the harmful substance, e.g. by chelation or complexation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
-
- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
- A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
- A62D2101/40—Inorganic substances
- A62D2101/43—Inorganic substances containing heavy metals, in the bonded or free state
-
- 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
- C02F2103/06—Contaminated groundwater or leachate
Landscapes
- Business, Economics & Management (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Soil Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Emergency Management (AREA)
- Processing Of Solid Wastes (AREA)
- Treatment Of Sludge (AREA)
- Preventing Corrosion Or Incrustation Of Metals (AREA)
- Removal Of Specific Substances (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Lubricants (AREA)
- Water Treatment By Sorption (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17648393A | 1993-12-29 | 1993-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA9410123B true ZA9410123B (en) | 1995-10-25 |
Family
ID=22644534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA9410123A ZA9410123B (en) | 1993-12-29 | 1994-12-20 | Composition and process for reducing or preventing metal and acid contamination in rock drainage |
Country Status (17)
| Country | Link |
|---|---|
| EP (1) | EP0737086B1 (da) |
| JP (1) | JPH09510909A (da) |
| CN (1) | CN1139387A (da) |
| AT (1) | ATE168893T1 (da) |
| AU (1) | AU1438895A (da) |
| BR (1) | BR9408510A (da) |
| CA (1) | CA2179531A1 (da) |
| CZ (1) | CZ191296A3 (da) |
| DE (1) | DE69412142T2 (da) |
| DK (1) | DK0737086T3 (da) |
| ES (1) | ES2120722T3 (da) |
| FI (1) | FI962696A (da) |
| MX (1) | MX9500426A (da) |
| NO (1) | NO962746L (da) |
| SK (1) | SK83596A3 (da) |
| WO (1) | WO1995017927A1 (da) |
| ZA (1) | ZA9410123B (da) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09174018A (ja) * | 1995-12-27 | 1997-07-08 | Miyoshi Oil & Fat Co Ltd | 固体状廃棄物の処理方法 |
| CZ298398B6 (cs) * | 2004-04-09 | 2007-09-19 | Ester, Spol. S R. O. | Zpusob ošetrení a využití kontaminovaných zemin |
| JP5525218B2 (ja) * | 2009-09-11 | 2014-06-18 | 大成建設株式会社 | 残土処分構造および中和層の層厚設定方法 |
| JP5498104B2 (ja) * | 2009-09-11 | 2014-05-21 | 大成建設株式会社 | 残土処分構造 |
| CN102936116B (zh) * | 2012-11-16 | 2014-12-10 | 湖南大学 | 利用水泥与有机硫化物固化-稳定化重金属污染底泥的方法及所得固化体的应用 |
| CN104610972B (zh) * | 2014-12-18 | 2017-12-08 | 淄博金鼎光电科技有限公司 | 一种用于治理重金属污染土壤的处理剂及其制备方法 |
| CN105860986B (zh) * | 2016-06-06 | 2018-12-28 | 湖南金旅环保股份有限公司 | 一种硫化改性生物炭土壤修复调理剂的制备方法 |
| CN107418591A (zh) * | 2017-08-09 | 2017-12-01 | 成都德菲环境工程有限公司 | 一种镉污染土壤的修复药剂及修复方法 |
| CN110369448A (zh) * | 2019-07-15 | 2019-10-25 | 昆明理工大学 | 一种彻底中和酸性尾矿并防止持续氧化的方法 |
| CN110420986A (zh) * | 2019-07-29 | 2019-11-08 | 昆明理工大学 | 一种尾矿覆盖层的原位构建方法 |
| CN112347713B (zh) * | 2020-11-12 | 2022-09-30 | 中南大学 | 一种气液硫化反应器优化方法、系统及可读存储介质 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4314966A (en) * | 1979-11-15 | 1982-02-09 | Robert Kleinmann | Method of control of acid drainage from exposed pyritic materials |
| US4668124A (en) * | 1985-04-22 | 1987-05-26 | Engelhard Corporation | Disposal of material containing vanadium as landfill |
| DE4112933C2 (de) * | 1991-04-17 | 1996-12-19 | Ufz Leipzighalle Gmbh | Verfahren zur Verhinderung und Blockierung mikrobieller Laugungsprozesse sulfid- und metallhaltiger Materialien |
| NL9101656A (nl) * | 1991-10-01 | 1993-05-03 | Pelt & Hooykaas | Fixeermiddel voor giftig afval en werkwijze ter bereiding en toepassing daarvan. |
-
1994
- 1994-12-16 CN CN94194699.1A patent/CN1139387A/zh active Pending
- 1994-12-16 WO PCT/US1994/014565 patent/WO1995017927A1/en not_active Application Discontinuation
- 1994-12-16 BR BR9408510A patent/BR9408510A/pt not_active Application Discontinuation
- 1994-12-16 CZ CZ961912A patent/CZ191296A3/cs unknown
- 1994-12-16 ES ES95905988T patent/ES2120722T3/es not_active Expired - Lifetime
- 1994-12-16 AT AT95905988T patent/ATE168893T1/de active
- 1994-12-16 JP JP7518107A patent/JPH09510909A/ja active Pending
- 1994-12-16 DE DE69412142T patent/DE69412142T2/de not_active Expired - Fee Related
- 1994-12-16 CA CA002179531A patent/CA2179531A1/en not_active Abandoned
- 1994-12-16 SK SK835-96A patent/SK83596A3/sk unknown
- 1994-12-16 AU AU14388/95A patent/AU1438895A/en not_active Abandoned
- 1994-12-16 DK DK95905988T patent/DK0737086T3/da active
- 1994-12-16 EP EP95905988A patent/EP0737086B1/en not_active Expired - Lifetime
- 1994-12-20 ZA ZA9410123A patent/ZA9410123B/xx unknown
-
1995
- 1995-01-11 MX MX9500426A patent/MX9500426A/es not_active IP Right Cessation
-
1996
- 1996-06-28 NO NO962746A patent/NO962746L/no unknown
- 1996-06-28 FI FI962696A patent/FI962696A/fi not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| SK83596A3 (en) | 1997-02-05 |
| FI962696A0 (fi) | 1996-06-28 |
| ATE168893T1 (de) | 1998-08-15 |
| EP0737086B1 (en) | 1998-07-29 |
| NO962746D0 (no) | 1996-06-28 |
| FI962696A (fi) | 1996-06-28 |
| DE69412142T2 (de) | 1998-12-03 |
| ES2120722T3 (es) | 1998-11-01 |
| MX9500426A (es) | 1998-02-28 |
| BR9408510A (pt) | 1997-03-04 |
| JPH09510909A (ja) | 1997-11-04 |
| AU1438895A (en) | 1995-07-17 |
| DE69412142D1 (de) | 1998-09-03 |
| CZ191296A3 (en) | 1997-01-15 |
| NO962746L (no) | 1996-08-28 |
| WO1995017927A1 (en) | 1995-07-06 |
| EP0737086A1 (en) | 1996-10-16 |
| CN1139387A (zh) | 1997-01-01 |
| CA2179531A1 (en) | 1995-07-06 |
| DK0737086T3 (da) | 1998-11-16 |
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