NL8701037A - Werkwijze voor de bereiding van gehydrateerde aluminiumoxiden en werkwijze voor de behandeling van zure afvalprodukten. - Google Patents

Werkwijze voor de bereiding van gehydrateerde aluminiumoxiden en werkwijze voor de behandeling van zure afvalprodukten. Download PDF

Info

Publication number
NL8701037A
NL8701037A NL8701037A NL8701037A NL8701037A NL 8701037 A NL8701037 A NL 8701037A NL 8701037 A NL8701037 A NL 8701037A NL 8701037 A NL8701037 A NL 8701037A NL 8701037 A NL8701037 A NL 8701037A
Authority
NL
Netherlands
Prior art keywords
aluminum
hydrated
alumina
aluminum oxides
hydrated alumina
Prior art date
Application number
NL8701037A
Other languages
English (en)
Dutch (nl)
Original Assignee
Petroflex Ind & Com Sa
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
Priority claimed from BR8602002A external-priority patent/BR8602002A/pt
Priority claimed from BR8603200A external-priority patent/BR8603200A/pt
Application filed by Petroflex Ind & Com Sa filed Critical Petroflex Ind & Com Sa
Publication of NL8701037A publication Critical patent/NL8701037A/nl

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
    • C01F7/00—Compounds of aluminium
    • C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
    • C01F7/34—Preparation of aluminium hydroxide by precipitation from solutions containing aluminium salts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/02—Boron or aluminium; Oxides or hydroxides thereof
    • B01J21/04—Alumina
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/60—Compounds characterised by their crystallite size
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/10—Solid density
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/14—Pore volume
    • 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
    • Y10S423/01—Waste acid containing iron

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
NL8701037A 1986-05-05 1987-05-01 Werkwijze voor de bereiding van gehydrateerde aluminiumoxiden en werkwijze voor de behandeling van zure afvalprodukten. NL8701037A (nl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
BR8602002A BR8602002A (pt) 1986-05-05 1986-05-05 Processo de producao de aluminas hidratadas
BR8602002 1986-05-05
BR8603200A BR8603200A (pt) 1986-07-08 1986-07-08 Processo para tratamento de rejeito acido
BR8603200 1986-08-07

Publications (1)

Publication Number Publication Date
NL8701037A true NL8701037A (nl) 1987-12-01

Family

ID=25664114

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8701037A NL8701037A (nl) 1986-05-05 1987-05-01 Werkwijze voor de bereiding van gehydrateerde aluminiumoxiden en werkwijze voor de behandeling van zure afvalprodukten.

Country Status (8)

Country Link
US (1) US4849190A (it)
AR (1) AR242012A1 (it)
BE (1) BE1001314A4 (it)
CA (1) CA1321053C (it)
DE (1) DE3714909A1 (it)
IT (1) IT1215458B (it)
MX (1) MX170194B (it)
NL (1) NL8701037A (it)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5304526A (en) * 1991-10-18 1994-04-19 W. R. Grace & Co.-Conn. Silica bayerite/eta alumina
US5266174A (en) * 1992-05-12 1993-11-30 Martin Marietta Energy Systems, Inc. Process for reducing aqueous nitrate to ammonia
KR100408079B1 (ko) * 2000-12-06 2003-12-01 주식회사 한국특수절연 폐 염화 알루미늄 용액으로부터 알루미나 졸의 제조방법
KR100400178B1 (ko) * 2000-12-07 2003-10-01 주식회사 한국특수절연 요변성이 우수한 고점도 알루미나 졸의 제조방법
RU2475452C2 (ru) 2008-08-19 2013-02-20 Киова Кемикал Индастри Ко., Лтд. Гелевая частица гидроксида алюминия и способ для изготовления таковых
CN102639728B (zh) * 2009-09-18 2013-12-04 埃斯托股份有限公司 选择性去除阳离子来纯化铝源
CN113511739A (zh) * 2021-04-13 2021-10-19 兰州石化职业技术学院 一种低氯化工外排水回用循环水的制备方法
CN114804170B (zh) * 2021-06-30 2023-11-17 上交赛孚尔(包头)新材料有限公司 一种吸附剂、制备氢氧化铝的方法及应用
CN114522701B (zh) * 2022-04-22 2022-08-09 浙江晟格生物科技有限公司 用于生物糖制备的复合硫酸根催化剂、制备方法及应用
CN115676863B (zh) * 2022-09-13 2024-03-26 中南大学 一种等轴近球形超细氢氧化铝及其制备方法
CN115445592B (zh) * 2022-10-04 2023-10-27 南京通图化工新材料有限公司 一种用于连续重整催化剂的铝溶胶的制备方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE893944C (de) * 1951-11-24 1953-11-05 Basf Ag Verfahren zur Herstellung von leicht peptisierbarem Tonerdehydrat
FR1205323A (fr) * 1957-05-17 1960-02-02 American Cyanamid Co Procédé de préparation de l'alumine
FR1250000A (fr) * 1959-11-27 1961-01-06 Pechiney Support de catalyseur
US2988520A (en) * 1955-11-09 1961-06-13 Nalco Chemical Co Alumina compositions and process for the preparation thereof
DE2302724A1 (de) * 1972-01-19 1973-08-09 Grace W R & Co Kontinuierliches verfahren zur herstellung von aluminiumoxyd
US3864461A (en) * 1972-08-29 1975-02-04 Laporte Industries Ltd Process for the production of alumina
DD215520A1 (de) * 1983-05-24 1984-11-14 Leuna Werke Veb Verfahren zur herstellung von aluminiumoxidhydraten
EP0179375A2 (en) * 1984-10-23 1986-04-30 Rafa Laboratories Ltd. Aluminium hydroxide

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US328478A (en) * 1885-10-20 Henby
US1732772A (en) * 1924-11-22 1929-10-22 Rinman Erik Ludvig Process of producing pure aluminum hydrate particularly from aluminum-containing raw materials rich in silica
US1951443A (en) * 1932-04-22 1934-03-20 Louise D Sanders Method of manufacturing alumina hydrate and valuable sulphates from compounds of alumina
US2659660A (en) * 1950-12-05 1953-11-17 Electro Chimie Metal Method and apparatus for the manufacture of alumina
DD138459A3 (de) * 1971-12-27 1979-11-07 Karl Becker Verfahren zur herstellung von aluminiumoxidhydraten mit geringem natriumoxid-und eisenoxidgehalt
US4019978A (en) * 1972-08-29 1977-04-26 Laporte Industries Limited Process for the production of alumina
FR2380988A1 (fr) * 1977-02-16 1978-09-15 Toyota Motor Co Ltd Granules d'alumine a faible teneur en soude, procede et equipement pour leur fabrication
US4154812A (en) * 1977-03-25 1979-05-15 W. R. Grace & Co. Process for preparing alumina
US4666614A (en) * 1982-06-23 1987-05-19 W. R. Grace & Co. Dispersible alpha alumina monohydrate
GB2123804B (en) * 1982-06-23 1985-08-07 Grace W R & Co Dispersible alpha-aluminate monohydrate
DE3243193A1 (de) * 1982-11-23 1984-05-30 Degussa Ag, 6000 Frankfurt Wasserhaltiges aluminiumoxid, enthaltend im wesentlichen pseudoboehmit, verfahren zu seiner herstellung und verwendung
US4584108A (en) * 1983-12-21 1986-04-22 W. R. Grace & Co. Dispersible alpha alumina monohydrate having increased viscosifying properties

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE893944C (de) * 1951-11-24 1953-11-05 Basf Ag Verfahren zur Herstellung von leicht peptisierbarem Tonerdehydrat
US2988520A (en) * 1955-11-09 1961-06-13 Nalco Chemical Co Alumina compositions and process for the preparation thereof
FR1205323A (fr) * 1957-05-17 1960-02-02 American Cyanamid Co Procédé de préparation de l'alumine
FR1250000A (fr) * 1959-11-27 1961-01-06 Pechiney Support de catalyseur
DE2302724A1 (de) * 1972-01-19 1973-08-09 Grace W R & Co Kontinuierliches verfahren zur herstellung von aluminiumoxyd
US3864461A (en) * 1972-08-29 1975-02-04 Laporte Industries Ltd Process for the production of alumina
DD215520A1 (de) * 1983-05-24 1984-11-14 Leuna Werke Veb Verfahren zur herstellung von aluminiumoxidhydraten
EP0179375A2 (en) * 1984-10-23 1986-04-30 Rafa Laboratories Ltd. Aluminium hydroxide

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CHEMICAL ABSTRACTS, vol. 103, no. 4, July 1985, Columbus, Ohio, US; abstract no. 24421J, H. KUEHN ET AL.:: "Aluminum oxide hydrates" page 108; *

Also Published As

Publication number Publication date
US4849190A (en) 1989-07-18
IT1215458B (it) 1990-02-14
CA1321053C (en) 1993-08-10
IT8720387A0 (it) 1987-05-05
DE3714909A1 (de) 1987-11-26
BE1001314A4 (fr) 1989-09-26
MX170194B (es) 1993-08-11
AR242012A1 (es) 1993-02-26

Similar Documents

Publication Publication Date Title
US4492682A (en) Preparation of ultrapure boehmites and/or pseudo-boehmites
KR101462281B1 (ko) 과산화수소 제조에 사용하는 작동용액의 재생촉매의제조방법
US4392979A (en) Magnesium aluminate anion exchangers
NL8701037A (nl) Werkwijze voor de bereiding van gehydrateerde aluminiumoxiden en werkwijze voor de behandeling van zure afvalprodukten.
EP0972748A1 (en) Method of manufacturing pseudo-boehmite
JPH0149645B2 (it)
JP2003503304A (ja) 結晶核の存在下でのアルミニウム塩の沈殿による水酸化アルミニウムの製造方法
WO2014033760A1 (en) A novel process for preparation of synthetic hydrotalcite from industrial waste
EP0147167A2 (en) Continuous process for neutralization of aluminate solution to form gels and appartatus therefor
AU748945C (en) Process for producing alumina
CA1285118C (en) Process for producing highly pure magnesium hydroxide
Cao et al. Preparation of sodium aluminate from the leach liquor of diasporic bauxite in concentrated NaOH solution
RU2294390C2 (ru) Способ удаления нерастворимых в воде веществ из растворов, содержащих переведенные путем химического вскрытия в водорастворимую форму металлы
NL8303518A (nl) Werkwijze voor de bereiding van aluminiumtrihydroxyde met een naar wens geregelde gemiddelde diameter van minder dan 4 micron.
CN103880012A (zh) 一种硅铝物料活化分解的方法
EP2158160A1 (en) Process for the production of polyaluminium salts
US4392961A (en) Magnesium aluminate anion exchangers
US2958581A (en) Production of alumina
WO2002011856A1 (en) Improved process for filter aid production in alumina refineries
US4717550A (en) Process for purifying alumina
JP3316863B2 (ja) 赤泥の分離方法
RU2544554C2 (ru) Способ получения оксихлоридов алюминия
CN100448774C (zh) 含氯铝溶胶的制备方法
JPH08283209A (ja) アリルアミンの製造法
RU2157340C1 (ru) Способ получения гидроксохлорида алюминия

Legal Events

Date Code Title Description
BC A request for examination has been filed
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BV The patent application has lapsed
BV The patent application has lapsed