ZA200600314B - Process for preparing boehmitic aluminas having a high-a-conversion temperature - Google Patents

Process for preparing boehmitic aluminas having a high-a-conversion temperature Download PDF

Info

Publication number: ZA200600314B
Authority: ZA; South Africa
Prior art keywords: aluminas; hydrolysis; acids; aging; alumina
Prior art date: 2003-07-17

Application number

ZA200600314A

Other languages

English (en)

Inventor

Doelling Kal

Brasch Andrea

Original Assignee

Sasol Germany Gmbh

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.)

2003-07-17

Filing date

2006-01-12

Publication date

2007-03-28

2006-01-12 Application filed by Sasol Germany Gmbh filed Critical Sasol Germany Gmbh

2007-03-28 Publication of ZA200600314B publication Critical patent/ZA200600314B/en

Links

238000004519 manufacturing process Methods 0.000 title claims abstract description 8
238000006243 chemical reaction Methods 0.000 title description 25
230000007062 hydrolysis Effects 0.000 claims abstract description 28
238000006460 hydrolysis reaction Methods 0.000 claims abstract description 28
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 16
238000000034 method Methods 0.000 claims abstract description 15
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 11
229910052782 aluminium Inorganic materials 0.000 claims abstract description 11
239000012670 alkaline solution Substances 0.000 claims abstract description 5
230000032683 aging Effects 0.000 claims description 28
239000011148 porous material Substances 0.000 claims description 22
239000002253 acid Substances 0.000 claims description 18
150000007513 acids Chemical class 0.000 claims description 15
150000001735 carboxylic acids Chemical class 0.000 claims description 11
239000004411 aluminium Substances 0.000 claims description 9
238000001354 calcination Methods 0.000 claims description 9
239000013078 crystal Substances 0.000 claims description 8
239000000203 mixture Substances 0.000 claims description 8
150000003839 salts Chemical class 0.000 claims description 6
239000003054 catalyst Substances 0.000 claims description 5
150000001413 amino acids Chemical class 0.000 claims description 4
125000003277 amino group Chemical group 0.000 claims description 3
-1 carboxy- Chemical class 0.000 claims description 3
239000000969 carrier Substances 0.000 claims description 3
239000007787 solid Substances 0.000 claims description 3
BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical class OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 claims description 2
238000006555 catalytic reaction Methods 0.000 claims description 2
125000001424 substituent group Chemical group 0.000 claims description 2
150000003628 tricarboxylic acids Chemical class 0.000 claims description 2
239000007900 aqueous suspension Substances 0.000 claims 1
239000006185 dispersion Substances 0.000 claims 1
230000007935 neutral effect Effects 0.000 claims 1
239000002245 particle Substances 0.000 claims 1
150000004677 hydrates Chemical class 0.000 abstract description 2
KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 14
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
239000000047 product Substances 0.000 description 11
NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 10
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 10
235000011114 ammonium hydroxide Nutrition 0.000 description 10
QFCVQKSWGFVMTB-UHFFFAOYSA-N trihexoxyalumane Chemical compound [Al+3].CCCCCC[O-].CCCCCC[O-].CCCCCC[O-] QFCVQKSWGFVMTB-UHFFFAOYSA-N 0.000 description 10
MTCFGRXMJLQNBG-REOHCLBHSA-N (2S)-2-Amino-3-hydroxypropansäure Chemical compound OC[C@H](N)C(O)=O MTCFGRXMJLQNBG-REOHCLBHSA-N 0.000 description 8
150000001732 carboxylic acid derivatives Chemical class 0.000 description 8
239000002002 slurry Substances 0.000 description 7
ROHFNLRQFUQHCH-YFKPBYRVSA-N L-leucine Chemical compound CC(C)C[C@H](N)C(O)=O ROHFNLRQFUQHCH-YFKPBYRVSA-N 0.000 description 6
235000015165 citric acid Nutrition 0.000 description 5
CKLJMWTZIZZHCS-UHFFFAOYSA-N D-OH-Asp Natural products OC(=O)C(N)CC(O)=O CKLJMWTZIZZHCS-UHFFFAOYSA-N 0.000 description 4
DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 4
CKLJMWTZIZZHCS-UWTATZPHSA-N L-Aspartic acid Natural products OC(=O)[C@H](N)CC(O)=O CKLJMWTZIZZHCS-UWTATZPHSA-N 0.000 description 4
CKLJMWTZIZZHCS-REOHCLBHSA-N L-aspartic acid Chemical compound OC(=O)[C@@H](N)CC(O)=O CKLJMWTZIZZHCS-REOHCLBHSA-N 0.000 description 4
LCTONWCANYUPML-UHFFFAOYSA-N Pyruvic acid Chemical compound CC(=O)C(O)=O LCTONWCANYUPML-UHFFFAOYSA-N 0.000 description 4
229960005261 aspartic acid Drugs 0.000 description 4
JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 4
BJEPYKJPYRNKOW-UHFFFAOYSA-N malic acid Chemical compound OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 description 4
229960001153 serine Drugs 0.000 description 4
239000004395 L-leucine Substances 0.000 description 3
235000019454 L-leucine Nutrition 0.000 description 3
229940024606 amino acid Drugs 0.000 description 3
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 3
229960003136 leucine Drugs 0.000 description 3
235000011090 malic acid Nutrition 0.000 description 3
230000000704 physical effect Effects 0.000 description 3
238000003756 stirring Methods 0.000 description 3
BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 description 2
UPVJICOVGRISCL-UHFFFAOYSA-N 2-hydroxy-2-(1-hydroxypropyl)propanedioic acid Chemical compound CCC(O)C(O)(C(O)=O)C(O)=O UPVJICOVGRISCL-UHFFFAOYSA-N 0.000 description 2
QAOBWZAHOFFKKR-UHFFFAOYSA-N 2-hydroxy-2-propylpropanedioic acid Chemical compound CCCC(O)(C(O)=O)C(O)=O QAOBWZAHOFFKKR-UHFFFAOYSA-N 0.000 description 2
FZIPCQLKPTZZIM-UHFFFAOYSA-N 2-oxidanylpropane-1,2,3-tricarboxylic acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O.OC(=O)CC(O)(C(O)=O)CC(O)=O FZIPCQLKPTZZIM-UHFFFAOYSA-N 0.000 description 2
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
239000004471 Glycine Substances 0.000 description 2
230000004913 activation Effects 0.000 description 2
239000000654 additive Substances 0.000 description 2
150000003863 ammonium salts Chemical class 0.000 description 2
KLOIYEQEVSIOOO-UHFFFAOYSA-N carbocromen Chemical compound CC1=C(CCN(CC)CC)C(=O)OC2=CC(OCC(=O)OCC)=CC=C21 KLOIYEQEVSIOOO-UHFFFAOYSA-N 0.000 description 2
238000011109 contamination Methods 0.000 description 2
229910052593 corundum Inorganic materials 0.000 description 2
229960002449 glycine Drugs 0.000 description 2
125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
239000001630 malic acid Substances 0.000 description 2
229910052751 metal Inorganic materials 0.000 description 2
239000002184 metal Substances 0.000 description 2
150000002739 metals Chemical class 0.000 description 2
125000004043 oxo group Chemical group O=* 0.000 description 2
239000000126 substance Substances 0.000 description 2
239000000725 suspension Substances 0.000 description 2
238000002076 thermal analysis method Methods 0.000 description 2
HWKRAUXFMLQKLS-UHFFFAOYSA-N 2-oxidanylidenepropanoic acid Chemical compound CC(=O)C(O)=O.CC(=O)C(O)=O HWKRAUXFMLQKLS-UHFFFAOYSA-N 0.000 description 1
KVZLHPXEUGJPAH-UHFFFAOYSA-N 2-oxidanylpropanoic acid Chemical compound CC(O)C(O)=O.CC(O)C(O)=O KVZLHPXEUGJPAH-UHFFFAOYSA-N 0.000 description 1
ZZBAGJPKGRJIJH-UHFFFAOYSA-N 7h-purine-2-carbaldehyde Chemical compound O=CC1=NC=C2NC=NC2=N1 ZZBAGJPKGRJIJH-UHFFFAOYSA-N 0.000 description 1
KRKNYBCHXYNGOX-UHFFFAOYSA-K Citrate Chemical compound [O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O KRKNYBCHXYNGOX-UHFFFAOYSA-K 0.000 description 1
FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
239000001358 L(+)-tartaric acid Substances 0.000 description 1
235000011002 L(+)-tartaric acid Nutrition 0.000 description 1
FEWJPZIEWOKRBE-LWMBPPNESA-N L-(+)-Tartaric acid Natural products OC(=O)[C@@H](O)[C@H](O)C(O)=O FEWJPZIEWOKRBE-LWMBPPNESA-N 0.000 description 1
QIVBCDIJIAJPQS-VIFPVBQESA-N L-tryptophane Chemical compound C1=CC=C2C(C[C@H](N)C(O)=O)=CNC2=C1 QIVBCDIJIAJPQS-VIFPVBQESA-N 0.000 description 1
SXFBQAMLJMDXOD-ZVGUSBNCSA-N OC(=O)C(O)C(O)C(O)=O.OC(=O)[C@H](O)[C@@H](O)C(O)=O Chemical compound OC(=O)C(O)C(O)C(O)=O.OC(=O)[C@H](O)[C@@H](O)C(O)=O SXFBQAMLJMDXOD-ZVGUSBNCSA-N 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
XFBXDGLHUSUNMG-UHFFFAOYSA-N alumane;hydrate Chemical class O.[AlH3] XFBXDGLHUSUNMG-UHFFFAOYSA-N 0.000 description 1
WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical class [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
229910021502 aluminium hydroxide Inorganic materials 0.000 description 1
229910021529 ammonia Inorganic materials 0.000 description 1
238000004458 analytical method Methods 0.000 description 1
150000001450 anions Chemical class 0.000 description 1
125000004432 carbon atom Chemical group C* 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
238000012790 confirmation Methods 0.000 description 1
239000010431 corundum Substances 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
230000018109 developmental process Effects 0.000 description 1
238000009826 distribution Methods 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
238000001914 filtration Methods 0.000 description 1
239000007789 gas Substances 0.000 description 1
238000010438 heat treatment Methods 0.000 description 1
230000003301 hydrolyzing effect Effects 0.000 description 1
239000004310 lactic acid Substances 0.000 description 1
235000014655 lactic acid Nutrition 0.000 description 1
238000005259 measurement Methods 0.000 description 1
QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
229910052753 mercury Inorganic materials 0.000 description 1
238000002156 mixing Methods 0.000 description 1
150000004682 monohydrates Chemical class 0.000 description 1
230000035515 penetration Effects 0.000 description 1
238000001556 precipitation Methods 0.000 description 1
238000010926 purge Methods 0.000 description 1
238000000746 purification Methods 0.000 description 1
229940107700 pyruvic acid Drugs 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
239000011734 sodium Substances 0.000 description 1
238000001179 sorption measurement Methods 0.000 description 1
238000001694 spray drying Methods 0.000 description 1
239000006228 supernatant Substances 0.000 description 1
238000003878 thermal aging Methods 0.000 description 1
238000002411 thermogravimetry Methods 0.000 description 1
229960004799 tryptophan Drugs 0.000 description 1
229960004441 tyrosine Drugs 0.000 description 1
229910001845 yogo sapphire Inorganic materials 0.000 description 1

Classifications

- 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
- 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
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/02—Impregnation, coating or precipitation
- B01J37/03—Precipitation; Co-precipitation
- B01J37/031—Precipitation
- B01J37/033—Using Hydrolysis
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
- 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
- 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
- C01F7/36—Preparation of aluminium hydroxide by precipitation from solutions containing aluminium salts from organic aluminium salts
- 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
- C01F7/44—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water
- C01F7/447—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by wet processes
- C01F7/448—Dehydration of aluminium oxide or hydroxide, i.e. all conversions of one form into another involving a loss of water by wet processes using superatmospheric pressure, e.g. hydrothermal conversion of gibbsite into boehmite
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/10—Particle morphology extending in one dimension, e.g. needle-like
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/20—Particle morphology extending in two dimensions, e.g. plate-like
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
- 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
- C01P2006/13—Surface area thermal stability thereof at high temperatures
- 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
- 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
- C01P2006/16—Pore diameter
- 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
- C01P2006/32—Thermal properties
- C01P2006/33—Phase transition temperatures
- C01P2006/36—Solid to solid transition temperatures

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Geology (AREA)
Inorganic Chemistry (AREA)
Materials Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
Nanotechnology (AREA)
Chemical Kinetics & Catalysis (AREA)
Physics & Mathematics (AREA)
Condensed Matter Physics & Semiconductors (AREA)
General Physics & Mathematics (AREA)
Crystallography & Structural Chemistry (AREA)
Composite Materials (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Catalysts (AREA)
Compositions Of Oxide Ceramics (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

ZA200600314A 2003-07-17 2006-01-12 Process for preparing boehmitic aluminas having a high-a-conversion temperature ZA200600314B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE10332775A DE10332775A1 (de)	2003-07-17	2003-07-17	Verfahren zur Herstellung böhmitischer Tonerden mit hoher a-Umwandlungstemperatur

Publications (1)

Publication Number	Publication Date
ZA200600314B true ZA200600314B (en)	2007-03-28

Family

ID=34071765

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ZA200600314A ZA200600314B (en)	2003-07-17	2006-01-12	Process for preparing boehmitic aluminas having a high-a-conversion temperature

Country Status (9)

Country	Link
US (1)	US8147795B2 (de)
EP (1)	EP1646583B1 (de)
JP (1)	JP5132149B2 (de)
CN (1)	CN100404424C (de)
AT (1)	ATE554052T1 (de)
DE (1)	DE10332775A1 (de)
DK (1)	DK1646583T3 (de)
WO (1)	WO2005014482A2 (de)
ZA (1)	ZA200600314B (de)

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GB0428557D0 (en) *	2004-12-30	2005-02-09	Magnesium Elektron Ltd	Thermally stable doped and undoped porous aluminium oxides and nanocomposite CeO -ZrO and A1 O containing mixed oxides
CN101175567B (zh) *	2005-05-12	2011-06-08	索维公司	氧氯化催化剂和使用这种催化剂的方法
US8642001B2 (en) *	2007-02-27	2014-02-04	Albemarle Corporation	Aluminum hydroxide
AU2010295313B2 (en)	2009-09-18	2015-04-30	The Texas A&M University System	Zero valent iron/iron oxide mineral/ferrous iron composite for treatment of a contaminated fluid
US10377648B2 (en)	2009-09-18	2019-08-13	The Texas A&M University System	Selenium removal using aluminum salt at conditioning and reaction stages to activate zero-valent iron (ZVI) in pironox process
US9260767B2 (en)	2011-03-18	2016-02-16	Orbite Technologies Inc.	Processes for recovering rare earth elements from aluminum-bearing materials
JP5894262B2 (ja)	2011-05-04	2016-03-23	オーバイトアルミナインコーポレイテッドＯｒｂｉｔｅＡｌｕｍｉｎａｅＩｎｃ．	種々の鉱石から希土類元素を回収する方法
EP2714594A4 (de)	2011-06-03	2015-05-20	Orbite Aluminae Inc	Verfahren zur herstellung von hämatit
DE102011107702A1 (de) *	2011-07-14	2013-01-17	Sasol Germany Gmbh	Verfahren zur Herstellung von Kompositen aus Aluminiumoxid und Cer-/Zirkonium-Mischoxiden
CN103648638B (zh)	2011-07-14	2016-11-23	特莱巴赫工业有限公司	具有增强的热稳定性的氧化铈氧化锆氧化铝组合物
EP2755918A4 (de)	2011-09-16	2015-07-01	Orbite Aluminae Inc	Verfahren zur herstellung von tonerde und verschiedenen anderen produkten
SI2790971T1 (sl)	2011-12-15	2016-11-30	Federal-Mogul S.A.	Vetrobranska brisalna naprava in postopek za njeno montažo
BR112014016732A8 (pt)	2012-01-10	2017-07-04	Orbite Aluminae Inc	processos para tratar lama vermelha
CA2903512C (en)	2012-03-29	2017-12-05	Orbite Technologies Inc.	Processes for treating fly ashes
CN102730726B (zh) *	2012-07-02	2014-08-27	泰山医学院	一种利用酯化反应水热法制备勃姆石粉体的方法
WO2014008586A1 (en)	2012-07-12	2014-01-16	Orbite Aluminae Inc.	Processes for preparing titanium oxide and various other products
AU2013298173B2 (en)	2012-08-02	2016-11-24	Sasol Technology (Proprietary) Limited	Catalysts
BR112015006536A2 (pt)	2012-09-26	2017-08-08	Orbite Aluminae Inc	processos para preparar alumina e cloreto de magnésio por lixiviação com hcl de vários materiais.
WO2014075173A1 (en)	2012-11-14	2014-05-22	Orbite Aluminae Inc.	Methods for purifying aluminium ions
RU2528979C1 (ru) *	2013-05-13	2014-09-20	Общество с ограниченной ответственностью "ПРИМА"	Способ получения альфа-фазы оксида алюминия
CN104148096B (zh) *	2013-05-15	2016-05-25	中国石油化工股份有限公司	一种双金属重整催化剂及其制备方法
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CN106032286B (zh) *	2015-03-13	2017-09-29	中国石油化工股份有限公司	一种氧化铝的生产方法
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2003
- 2003-07-17 DE DE10332775A patent/DE10332775A1/de not_active Withdrawn
2004
- 2004-07-16 CN CNB2004800206282A patent/CN100404424C/zh not_active Expired - Fee Related
- 2004-07-16 US US10/564,244 patent/US8147795B2/en not_active Expired - Fee Related
- 2004-07-16 JP JP2006519893A patent/JP5132149B2/ja not_active Expired - Fee Related
- 2004-07-16 EP EP04741108A patent/EP1646583B1/de not_active Not-in-force
- 2004-07-16 AT AT04741108T patent/ATE554052T1/de active
- 2004-07-16 DK DK04741108.7T patent/DK1646583T3/da active
- 2004-07-16 WO PCT/EP2004/007988 patent/WO2005014482A2/en active Application Filing
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Publication number	Publication date
JP5132149B2 (ja)	2013-01-30
CN100404424C (zh)	2008-07-23
WO2005014482A3 (en)	2005-08-25
JP2009513464A (ja)	2009-04-02
US8147795B2 (en)	2012-04-03
DK1646583T3 (da)	2012-07-23
US20060246000A1 (en)	2006-11-02
WO2005014482A2 (en)	2005-02-17
ATE554052T1 (de)	2012-05-15
DE10332775A1 (de)	2005-02-17
CN1823009A (zh)	2006-08-23
EP1646583A2 (de)	2006-04-19
EP1646583B1 (de)	2012-04-18

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