ES462202A1 - Procedimiento para el tratamiento de polvos volatiles resi- duales que contiene dioxido de silicio. - Google Patents
Procedimiento para el tratamiento de polvos volatiles resi- duales que contiene dioxido de silicio.Info
- Publication number
- ES462202A1 ES462202A1 ES462202A ES462202A ES462202A1 ES 462202 A1 ES462202 A1 ES 462202A1 ES 462202 A ES462202 A ES 462202A ES 462202 A ES462202 A ES 462202A ES 462202 A1 ES462202 A1 ES 462202A1
- Authority
- ES
- Spain
- Prior art keywords
- alkali metal
- flue dust
- type
- solution
- sio2
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/32—Alkali metal silicates
- C01B33/325—After-treatment, e.g. purification or stabilisation of solutions, granulation; Dissolution; Obtaining solid silicate, e.g. from a solution by spray-drying, flashing off water or adding a coagulant
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/26—Aluminium-containing silicates, i.e. silico-aluminates
- C01B33/28—Base exchange silicates, e.g. zeolites
- C01B33/2807—Zeolitic silicoaluminates with a tridimensional crystalline structure possessing molecular sieve properties; Isomorphous compounds wherein a part of the aluminium ore of the silicon present may be replaced by other elements such as gallium, germanium, phosphorus; Preparation of zeolitic molecular sieves from molecular sieves of another type or from preformed reacting mixtures
- C01B33/2815—Zeolitic silicoaluminates with a tridimensional crystalline structure possessing molecular sieve properties; Isomorphous compounds wherein a part of the aluminium ore of the silicon present may be replaced by other elements such as gallium, germanium, phosphorus; Preparation of zeolitic molecular sieves from molecular sieves of another type or from preformed reacting mixtures of type A (UNION CARBIDE trade name; corresponds to GRACE's types Z-12 or Z-12L)
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/20—Silicates
- C01B33/32—Alkali metal silicates
-
- 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
- Y10S423/24—LTA, e.g. A, alpha, ZK-4, ZK-21, ZK-22
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
Abstract
Procedimiento para el tratamiento de polvos volátiles residuales que contienen dióxido de silicio, procedentes de la preparación de silicio metálico y aleaciones de silicio para formar tamiz molecular cristalino zeolítico del tipo A, que se caracteriza por el hecho de que I. se disuelve el polvo volátil en una solución de hidróxido de metal alcalino con formación de solución de silicato de metal alcalino con un módulo (SiO2:MeI2O) en el margen de 2,0:1 a 3,5:1 a temperaturas en el intervalo de 60 a 110ºC.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2651384A DE2651384C2 (de) | 1976-11-11 | 1976-11-11 | Verfahren zur Aufbereitung von Siliziumdioxid enthaltenden Abfallstäuben zu kristallinem zeolithischem Molekularsieb vom Typ A |
Publications (1)
Publication Number | Publication Date |
---|---|
ES462202A1 true ES462202A1 (es) | 1978-05-16 |
Family
ID=5992865
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES462202A Expired ES462202A1 (es) | 1976-11-11 | 1977-09-08 | Procedimiento para el tratamiento de polvos volatiles resi- duales que contiene dioxido de silicio. |
Country Status (13)
Country | Link |
---|---|
US (1) | US4310496A (es) |
JP (1) | JPS5361599A (es) |
BE (1) | BE860760A (es) |
BR (1) | BR7707497A (es) |
CA (1) | CA1095877A (es) |
CH (1) | CH636583A5 (es) |
DE (1) | DE2651384C2 (es) |
ES (1) | ES462202A1 (es) |
FR (1) | FR2370687A1 (es) |
GB (1) | GB1567960A (es) |
NL (1) | NL176548C (es) |
NO (1) | NO150952C (es) |
SE (1) | SE7712794L (es) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2826432C2 (de) * | 1978-06-16 | 1980-10-16 | Henkel Kgaa, 4000 Duesseldorf | Verfahren zur Herstellung von Wasserglas |
FR2444005A1 (fr) * | 1978-12-15 | 1980-07-11 | Ugine Kuhlmann | Procede industriel de fabrication en semi-continu de zeolithe a |
IT1165442B (it) * | 1979-01-26 | 1987-04-22 | Montedison Spa | Zeoliti di tipo a,ad elevato grado di cristallinita' e a granulometria fine e processo per la loro produzione |
US4401634A (en) * | 1982-01-28 | 1983-08-30 | Atlantic Richfield Company | Two step process for the preparation of zeolite A by hydrothermal treatment of clinoptilolite |
US4401633A (en) * | 1982-01-28 | 1983-08-30 | Atlantic Richfield Company | Two step process for the preparation of zeolite A by hydrothermal treatment of heulandite |
US5077020A (en) * | 1989-12-20 | 1991-12-31 | Westinghouse Electric Corp. | Metal recovery process using waterglass |
EP0555798B1 (en) * | 1992-02-13 | 1999-05-06 | Becton, Dickinson and Company | Hydrated celite and purification of DNA |
WO1997045368A1 (en) * | 1996-05-28 | 1997-12-04 | Consolidated Metallurgical Industries Limited | Alkali metal silicate solution manufacturing process |
NL1004729C2 (nl) * | 1996-12-09 | 1998-06-18 | Kema Nv | Werkwijze voor het vervaardigen van zeoliet uit vliegassen. |
GB2345056B (en) * | 1998-03-13 | 2000-11-01 | Council Scient Ind Res | Process for the synthesis of fly ash based zeolite-a |
US5965105A (en) * | 1998-06-12 | 1999-10-12 | Council Of Scientific And Industrial Research | Process for the synthesis of flyash based Zeolite-A |
CN1107646C (zh) * | 1999-12-13 | 2003-05-07 | 中国石油化工集团公司 | 一种制备a型沸石的方法 |
US6368571B1 (en) * | 2000-01-28 | 2002-04-09 | Chk Group, Inc. | ZSM-5 made from siliceous ash |
US6632415B2 (en) * | 2001-04-09 | 2003-10-14 | Chevron U.S.A. Inc. | Methods for making molecular sieves |
JP3814217B2 (ja) * | 2002-04-03 | 2006-08-23 | 矢崎総業株式会社 | ロータ用成形金型 |
JP2004143007A (ja) * | 2002-10-25 | 2004-05-20 | Sakagami Hisayo | 焼却灰によるゼオライト製造方法およびその装置 |
US20040170731A1 (en) * | 2003-02-28 | 2004-09-02 | Girish Subramaniam | Reduction of oil and off-flavors in citrus juice by direct steam heating and flash cooling |
KR101171799B1 (ko) * | 2010-06-29 | 2012-08-13 | 고려대학교 산학협력단 | 실리카 에칭 폐기물을 재활용하는 방법 및 메조다공성 물질을 제조하는 방법 |
CN105540943B (zh) | 2015-10-30 | 2018-03-20 | 中国石油化工股份有限公司 | 含硅废水的处理方法和含硅废水的利用方法以及分子筛制备方法 |
CN113860317A (zh) * | 2021-11-24 | 2021-12-31 | 闫福全 | 一种合成法生产二氧化硅的方法 |
CN114212799B (zh) * | 2021-12-21 | 2024-03-12 | 黑龙江省能源环境研究院 | 一种用于分子筛制备的粉煤灰预处理方法 |
CN114836629A (zh) * | 2022-05-05 | 2022-08-02 | 昆明贵研新材料科技有限公司 | 一种废二氧化硅载体贵金属催化剂的富集方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2882243A (en) * | 1953-12-24 | 1959-04-14 | Union Carbide Corp | Molecular sieve adsorbents |
NL111200C (es) * | 1958-07-31 | 1964-12-15 | ||
US3489586A (en) * | 1967-03-03 | 1970-01-13 | Georgia Kaolin Co | Clay treatment |
JPS4816438B1 (es) * | 1970-10-29 | 1973-05-22 | ||
JPS49134599A (es) * | 1973-04-28 | 1974-12-25 | ||
JPS49134593A (es) * | 1973-04-28 | 1974-12-25 | ||
JPS50150699A (es) * | 1974-05-27 | 1975-12-03 |
-
1976
- 1976-11-11 DE DE2651384A patent/DE2651384C2/de not_active Expired
-
1977
- 1977-08-09 NO NO772793A patent/NO150952C/no unknown
- 1977-08-16 NL NLAANVRAGE7709020,A patent/NL176548C/xx not_active IP Right Cessation
- 1977-09-08 ES ES462202A patent/ES462202A1/es not_active Expired
- 1977-09-21 FR FR7728470A patent/FR2370687A1/fr active Granted
- 1977-11-08 US US05/849,613 patent/US4310496A/en not_active Expired - Lifetime
- 1977-11-09 BR BR7707497A patent/BR7707497A/pt unknown
- 1977-11-10 BE BE6046222A patent/BE860760A/xx not_active IP Right Cessation
- 1977-11-10 CA CA290,678A patent/CA1095877A/en not_active Expired
- 1977-11-10 JP JP13520577A patent/JPS5361599A/ja active Pending
- 1977-11-11 SE SE7712794A patent/SE7712794L/xx not_active Application Discontinuation
- 1977-11-11 CH CH1381177A patent/CH636583A5/de not_active IP Right Cessation
- 1977-11-11 GB GB47030/77A patent/GB1567960A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2370687B1 (es) | 1981-04-30 |
CA1095877A (en) | 1981-02-17 |
JPS5361599A (en) | 1978-06-02 |
DE2651384C2 (de) | 1984-03-15 |
NL7709020A (nl) | 1978-05-16 |
GB1567960A (en) | 1980-05-21 |
NO150952C (no) | 1985-01-16 |
NL176548B (nl) | 1984-12-03 |
US4310496A (en) | 1982-01-12 |
BR7707497A (pt) | 1978-08-01 |
CH636583A5 (de) | 1983-06-15 |
SE7712794L (sv) | 1978-05-12 |
NO772793L (no) | 1978-05-12 |
BE860760A (fr) | 1978-05-10 |
FR2370687A1 (fr) | 1978-06-09 |
NL176548C (nl) | 1985-05-01 |
DE2651384A1 (de) | 1978-05-24 |
NO150952B (no) | 1984-10-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ES462202A1 (es) | Procedimiento para el tratamiento de polvos volatiles resi- duales que contiene dioxido de silicio. | |
US4748013A (en) | Adsorbent for recovery of bromine and bromine-recovering process using same | |
ES462022A1 (es) | Procedimiento para la recuperacion de polvos volatiles resi-duales que contienen dioxido de silicio. | |
SU1407395A3 (ru) | Способ получени кристаллического алюмосиликата | |
US3311449A (en) | Process of recovering valuable components from red mud | |
EP0142349A3 (en) | Stoichiometric process for preparing a zeolite of the l type | |
EP0092108A2 (de) | Verfahren zur Aufarbeitung von aluminium- und eisenhaltigen sauren Abwässern | |
JP2526403B2 (ja) | A型ゼオライトの製造方法 | |
GB905194A (en) | Crystalline zeolite | |
SE7511066L (sv) | Forfarande och anleggning for rening av pa vata vegen framstelld fosforsyra | |
JPH07165418A (ja) | ゼオライトの製造方法 | |
SU1230995A1 (ru) | Способ получени цеолита типа фожазит | |
WO1991015427A1 (en) | Process for converting bayer sodalite into zeolite of type a | |
US3366449A (en) | Process for the production of barium hydroxide | |
SU833498A1 (ru) | Способ получени шабазита | |
US3393045A (en) | Process for the preparation of a crystalline zeolite | |
WO2021014513A1 (ja) | 高純度人工ゼオライトの工業的大量生産に関する製造方法 | |
SU1606453A1 (ru) | Способ очистки боргидрида натри | |
JPH09227116A (ja) | 層状ケイ酸塩の製造方法 | |
SU1567252A1 (ru) | Способ очистки коксового газа от кислых компонентов | |
SU819059A1 (ru) | Способ получени гидрогаллосиликатаНАТРи ТипА НАТРОлиТА | |
KR970042268A (ko) | 해수마그네시아 제조시 발생되는 탈탄산슬러지를 이용한 석고 | |
JPS6154235A (ja) | 塩化水素ガスの精製方法 | |
SU1472101A1 (ru) | Способ очистки инертных газов от кислорода | |
SU1234360A1 (ru) | Способ получени мононатрийфосфата |