FR2439162A1 - Procede ameliore pour separer la silice de solutions aqueuses de sels de magnesium obtenus a partir de residus d'amiante contenant du silicate de magnesium - Google Patents
Procede ameliore pour separer la silice de solutions aqueuses de sels de magnesium obtenus a partir de residus d'amiante contenant du silicate de magnesiumInfo
- Publication number
- FR2439162A1 FR2439162A1 FR7925564A FR7925564A FR2439162A1 FR 2439162 A1 FR2439162 A1 FR 2439162A1 FR 7925564 A FR7925564 A FR 7925564A FR 7925564 A FR7925564 A FR 7925564A FR 2439162 A1 FR2439162 A1 FR 2439162A1
- Authority
- FR
- France
- Prior art keywords
- aqueous solutions
- improved process
- asbestos residues
- salts obtained
- asbestos
- Prior art date
- Legal status (The legal status 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 status listed.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F5/00—Compounds of magnesium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Processing Of Solid Wastes (AREA)
- Silicon Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Removal Of Specific Substances (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
PROCEDE AMELIORE POUR SEPARER LA SILICE DE SOLUTIONS AQUEUSES DE SELS DE MAGNESIUM OBTENUS A PARTIR DE RESIDUS D'AMIANTE CONTENANT DU SILICATE DE MAGNESIUM; QUI COMPREND L'ADDITION D'UN EXCES DE RESIDUS D'AMIANTE A CE MELANGE REACTIONNEL, LA QUANTITE DE RESIDUS D'AMIANTE AINSI AJOUTES EXCEDANT D'AU MOINS 5 EN POIDS LA QUANTITE STOECHIOMETRIQUE INITIALE DE RESIDUS D'AMIANTE REAGISSANT AVEC L'ACIDE MINERAL, ET LA RECUPERATION DE LA SOLUTION DE SEL DE MAGNESIUM PAR FILTRATION. APPLICATION A LA PRODUCTION DU MAGNESIUM.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA000313713A CA1118579A (fr) | 1978-10-18 | 1978-10-18 | Filtration de silice precipitee |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2439162A1 true FR2439162A1 (fr) | 1980-05-16 |
Family
ID=4112630
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7925564A Withdrawn FR2439162A1 (fr) | 1978-10-18 | 1979-10-15 | Procede ameliore pour separer la silice de solutions aqueuses de sels de magnesium obtenus a partir de residus d'amiante contenant du silicate de magnesium |
Country Status (16)
Country | Link |
---|---|
US (1) | US4289736A (fr) |
JP (1) | JPS5556015A (fr) |
AU (1) | AU5170579A (fr) |
BE (1) | BE879456A (fr) |
BR (1) | BR7906675A (fr) |
CA (1) | CA1118579A (fr) |
DE (1) | DE2941054A1 (fr) |
DK (1) | DK437479A (fr) |
ES (1) | ES484198A1 (fr) |
FR (1) | FR2439162A1 (fr) |
GB (1) | GB2033364A (fr) |
IT (1) | IT7983466A0 (fr) |
NL (1) | NL7907522A (fr) |
NO (1) | NO793340L (fr) |
SE (1) | SE7908560L (fr) |
ZA (1) | ZA794726B (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3327338A1 (de) * | 1983-07-29 | 1985-02-07 | Licencia Találmányokat Ertékesítö Vállalat, Budapest | Verfahren zum herausloesen von metalloxyden aus sialit- und allitgesteinen, mineralien, silikathaltigen industriellen nebenprodukten beziehungsweise abfallprodukten |
NL8402035A (nl) * | 1984-06-27 | 1986-01-16 | Rijksuniversiteit Utrecht P A | Neutralisatie van afvalzwavelzuur met behulp van olivijn. |
CA1277144C (fr) * | 1986-11-21 | 1990-12-04 | G. Bryn Harris | Production du magnesium metallique a partir de materiaux a teneur de magnesium |
US6160195A (en) * | 1999-01-22 | 2000-12-12 | Brookhaven Science Associates | Use of reagents to convert chrysotile and amosite asbestos used as insulation or protection for metal surfaces |
EP1785396A1 (fr) * | 2005-11-09 | 2007-05-16 | Nederlandse Organisatie voor Toegepast-Natuuurwetenschappelijk Onderzoek TNO | Procédé pour la production d'hydroxyde métallique |
US8323495B2 (en) * | 2009-03-04 | 2012-12-04 | Anticline Disposal, Llc | Method of operating a bioreactor and filtration system |
JP5860460B2 (ja) * | 2010-07-08 | 2016-02-16 | スカイオニック コーポレイション | 2種類の塩に基づく熱分解プロセスを伴う二酸化炭素隔離法 |
CN102285674B (zh) * | 2010-12-30 | 2013-11-27 | 新疆蓝天伟业科技开发有限公司 | 低品位菱镁矿综合利用的方法 |
RU2515735C1 (ru) * | 2013-01-29 | 2014-05-20 | Федеральное государственное унитарное предприятие "Горно-химический комбинат" | Способ извлечения металлов из силикатных шлаков |
RU2568796C1 (ru) * | 2014-06-03 | 2015-11-20 | Федеральное государственное бюджетное учреждение науки Институт химии и технологии редких элементов и минерального сырья им. И.В. Тананаева Кольского научного центра Российской академии наук (ИХТРЭМС КНЦ РАН) | Способ вскрытия шлака |
EP4230583A3 (fr) | 2015-02-23 | 2023-11-29 | Carbonfree Chemicals Holdings, LLC | Séquestration de dioxyde de carbone avec de l'hydroxyde de magnésium et régénération de l'hydroxyde de magnésium |
CN104891951B (zh) * | 2015-05-19 | 2017-04-12 | 河北工程大学 | 一种从石棉尾矿中提取硅、镁、铝复合保温材料的方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1454583A (en) * | 1920-11-11 | 1923-05-08 | Norske Saltverker As De | Process of producing magnesium nitrate |
US2549798A (en) * | 1947-01-17 | 1951-04-24 | Edwin A Gee | Production of magnesium chloride from magnesium silicate ore |
US2785950A (en) * | 1955-08-17 | 1957-03-19 | Alfred M Thomsen | Processing complex silicates |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3320029A (en) * | 1967-05-16 | Method of preparing magnesia | ||
US1340535A (en) * | 1919-12-05 | 1920-05-18 | Edward H Garcin | Process of treating asbestos |
US2402370A (en) * | 1942-06-20 | 1946-06-18 | Henry B Chalmers | Method of producing magnesium compounds |
US3338667A (en) * | 1963-12-02 | 1967-08-29 | Johns Manville | Recovery of silica, iron oxide and magnesium carbonate from the treatment of serpentine with ammonium bisulfate |
US4058587A (en) * | 1973-05-24 | 1977-11-15 | Ernest William Nelson | Process for removing impurities from acidic fluid solutions |
AT328755B (de) | 1973-10-04 | 1976-04-12 | Ruthner Industrieanlagen Ag | Verfahren zur gewinnung von metallen aus ultrabasischen gesteinen |
-
1978
- 1978-10-18 CA CA000313713A patent/CA1118579A/fr not_active Expired
-
1979
- 1979-08-31 US US06/071,175 patent/US4289736A/en not_active Expired - Lifetime
- 1979-09-06 ZA ZA00794726A patent/ZA794726B/xx unknown
- 1979-09-15 ES ES484198A patent/ES484198A1/es not_active Expired
- 1979-10-09 GB GB7935014A patent/GB2033364A/en not_active Withdrawn
- 1979-10-09 IT IT7983466A patent/IT7983466A0/it unknown
- 1979-10-10 NL NL7907522A patent/NL7907522A/nl not_active Application Discontinuation
- 1979-10-10 DE DE19792941054 patent/DE2941054A1/de not_active Withdrawn
- 1979-10-11 AU AU51705/79A patent/AU5170579A/en not_active Abandoned
- 1979-10-15 FR FR7925564A patent/FR2439162A1/fr not_active Withdrawn
- 1979-10-16 SE SE7908560A patent/SE7908560L/xx unknown
- 1979-10-17 BE BE0/197679A patent/BE879456A/fr unknown
- 1979-10-17 NO NO793340A patent/NO793340L/no unknown
- 1979-10-17 BR BR7906675A patent/BR7906675A/pt unknown
- 1979-10-17 DK DK437479A patent/DK437479A/da not_active Application Discontinuation
- 1979-10-18 JP JP13366079A patent/JPS5556015A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1454583A (en) * | 1920-11-11 | 1923-05-08 | Norske Saltverker As De | Process of producing magnesium nitrate |
US2549798A (en) * | 1947-01-17 | 1951-04-24 | Edwin A Gee | Production of magnesium chloride from magnesium silicate ore |
US2785950A (en) * | 1955-08-17 | 1957-03-19 | Alfred M Thomsen | Processing complex silicates |
Non-Patent Citations (1)
Title |
---|
EXBK/72 * |
Also Published As
Publication number | Publication date |
---|---|
ZA794726B (en) | 1980-08-27 |
GB2033364A (en) | 1980-05-21 |
BR7906675A (pt) | 1980-06-24 |
BE879456A (fr) | 1980-04-17 |
DE2941054A1 (de) | 1980-05-08 |
AU5170579A (en) | 1980-04-24 |
CA1118579A (fr) | 1982-02-23 |
US4289736A (en) | 1981-09-15 |
ES484198A1 (es) | 1980-05-16 |
IT7983466A0 (it) | 1979-10-09 |
DK437479A (da) | 1980-04-19 |
NO793340L (no) | 1980-04-21 |
NL7907522A (nl) | 1980-04-22 |
JPS5556015A (en) | 1980-04-24 |
SE7908560L (sv) | 1980-04-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |