IT1016613B - Agente di rimozione di metalli pesanti - Google Patents
Agente di rimozione di metalli pesantiInfo
- Publication number
- IT1016613B IT1016613B IT7469273A IT6927374A IT1016613B IT 1016613 B IT1016613 B IT 1016613B IT 7469273 A IT7469273 A IT 7469273A IT 6927374 A IT6927374 A IT 6927374A IT 1016613 B IT1016613 B IT 1016613B
- Authority
- IT
- Italy
- Prior art keywords
- removal
- agent
- heavy metals
- metals
- heavy
- 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
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/64—Heavy metals or compounds thereof, e.g. mercury
-
- 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
- C02F1/5272—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using specific organic precipitants
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G75/00—Macromolecular compounds obtained by reactions forming a linkage containing sulfur with or without nitrogen, oxygen, or carbon in the main chain of the macromolecule
- C08G75/14—Polysulfides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L81/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen or carbon only; Compositions of polysulfones; Compositions of derivatives of such polymers
- C08L81/04—Polysulfides
-
- 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
- A62D2101/20—Organic substances
- A62D2101/24—Organic substances containing heavy metals
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Polymers & Plastics (AREA)
- Analytical Chemistry (AREA)
- Toxicology (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- General Health & Medical Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Removal Of Specific Substances (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP48080569A JPS5235038B2 (it) | 1973-07-20 | 1973-07-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1016613B true IT1016613B (it) | 1977-06-20 |
Family
ID=13721959
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT7469273A IT1016613B (it) | 1973-07-20 | 1974-07-17 | Agente di rimozione di metalli pesanti |
Country Status (4)
Country | Link |
---|---|
US (1) | US3951790A (it) |
JP (1) | JPS5235038B2 (it) |
DE (1) | DE2434879C3 (it) |
IT (1) | IT1016613B (it) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5756945Y2 (it) * | 1976-07-12 | 1982-12-07 | ||
JPS5314186A (en) * | 1976-07-26 | 1978-02-08 | Chisso Corp | Heavy metal capturing composition |
JPS5366993A (en) * | 1976-11-17 | 1978-06-14 | Chisso Corp | Polyvinyl (dialkylthiocarbamoylthio) acetate resin, its preparation and heav y metal removing agent containing the same |
DE2706152B2 (de) * | 1977-02-14 | 1979-05-23 | Metallgesellschaft Ag, 6000 Frankfurt | Verfahren zum Abtrennen von Cyanwasserstoff und Metallverbindungen aus Gasen |
DE3044593C2 (de) * | 1980-11-27 | 1983-07-21 | Rütgerswerke AG, 6000 Frankfurt | "Verwendung von Polysulfidverbindungen und Verfahren zur selektiven Entfernung des Cadmiums aus wäßrigen Lösungen" |
EP0058468A1 (en) * | 1981-02-06 | 1982-08-25 | LONDON & SCANDINAVIAN METALLURGICAL CO LIMITED | Selective extraction agents |
DE3632365A1 (de) * | 1986-09-24 | 1988-03-31 | Friedrich Boelsing | Verfahren zur immobilisierung von schadstoffen im boden oder bodenaehnlichen materialien |
DE3703922A1 (de) * | 1987-02-09 | 1988-08-18 | Sonnenschein Accumulatoren | Verfahren zum entfernen von schwermetallen aus boeden |
JP2511061B2 (ja) * | 1987-08-24 | 1996-06-26 | 日本碍子株式会社 | アルミナ質耐火物の製造方法 |
HUT51925A (en) * | 1988-05-26 | 1990-06-28 | Jednotne Zemedelske Druzstvo P | Method and apparatus for removing the hydrocarbons and their derivatives from gas mixtures |
FR2651781B1 (fr) * | 1989-09-14 | 1991-12-06 | Norsolor Sa | Polymeres a groupements disulfure de thiurame et leur preparation. |
WO2003012018A1 (en) * | 2001-08-03 | 2003-02-13 | Peter Morton | Compositions for removing metal ions from aqueous process solutions and methods of use thereof |
US20050260112A1 (en) * | 2004-05-19 | 2005-11-24 | Hensman Carl E | Removal of elemental mercury from gas by modifying wet scrubber systems with an organic compound |
CA3021207A1 (en) * | 2016-04-20 | 2017-10-26 | Flinders University Of South Australia | Metal adsorbent material and uses thereof |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1317568A (it) * | 1958-07-10 | 1963-05-08 | ||
US3240764A (en) * | 1958-07-10 | 1966-03-15 | Du Pont | Polythiosemicarbazide chelates |
US3448169A (en) * | 1960-05-24 | 1969-06-03 | Bayer Ag | Stabilization of acylated or alkylated polyoxymethylenes |
NL120943C (it) * | 1963-05-21 | |||
US3213105A (en) * | 1963-08-07 | 1965-10-19 | Du Pont | Bis [(azabicycloheptyl) thiocarbonyl] sulfides |
US3236816A (en) * | 1965-02-24 | 1966-02-22 | Eastman Kodak Co | Polyurethanes from a diamine and a diol having a norbornane (norcamphane) nucleus |
US3428448A (en) * | 1965-07-20 | 1969-02-18 | Exxon Research Engineering Co | Process for reducing metal compounds |
US3637574A (en) * | 1969-01-16 | 1972-01-25 | Thiokol Chemical Corp | Sulfur modified zinc compound/tetraalkylthiuram polysulfide cure system for liquid polythiol polymers |
US3594355A (en) * | 1969-10-29 | 1971-07-20 | Hercules Inc | Water-soluble isothiuronium salts of epihalohydrin polymers |
US3755161A (en) * | 1970-02-05 | 1973-08-28 | Osaka Soda Co Ltd | Treatment process for removal of metals and treating agent therefor |
DE2027276A1 (de) * | 1970-06-22 | 1971-12-30 | Moskowskij textilnij Institut, Moskau | Pfropfkopolymere von Zellulose oder synthetischen Polymeren und Polyakrylthioamid, Verfahren zu deren Herstellung und Verwendung |
US3796787A (en) * | 1972-03-08 | 1974-03-12 | Ashland Oil Inc | Metal extraction process |
-
1973
- 1973-07-20 JP JP48080569A patent/JPS5235038B2/ja not_active Expired
-
1974
- 1974-07-12 US US05/488,039 patent/US3951790A/en not_active Expired - Lifetime
- 1974-07-17 IT IT7469273A patent/IT1016613B/it active
- 1974-07-19 DE DE2434879A patent/DE2434879C3/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2434879A1 (de) | 1975-04-17 |
DE2434879C3 (de) | 1978-05-03 |
JPS5235038B2 (it) | 1977-09-07 |
US3951790A (en) | 1976-04-20 |
JPS5029481A (it) | 1975-03-25 |
DE2434879B2 (de) | 1977-09-01 |
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