DK173218B1 - Fremgangsmåde til fremstilling af agglomerater afaktivt aluminiumoxid - Google Patents

Fremgangsmåde til fremstilling af agglomerater afaktivt aluminiumoxid Download PDF

Info

Publication number: DK173218B1
Authority: DK; Denmark
Prior art keywords: alumina; bodies; process according; pores; acid
Prior art date: 1988-07-29

Application number

DK198903727A

Other languages

Danish (da)

English (en)

Other versions

DK372789D0 (da

DK372789A (da

Inventor

Marc Mercier

Original Assignee

Inst Francais Du Petrole

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.)

1988-07-29

Filing date

1989-07-28

Publication date

2000-04-10

1989-07-28 Application filed by Inst Francais Du Petrole filed Critical Inst Francais Du Petrole

1989-07-28 Publication of DK372789D0 publication Critical patent/DK372789D0/da

1990-01-30 Publication of DK372789A publication Critical patent/DK372789A/da

2000-04-10 Application granted granted Critical

2000-04-10 Publication of DK173218B1 publication Critical patent/DK173218B1/da

Links

PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title claims abstract description 71
238000000034 method Methods 0.000 title claims abstract description 38
230000008569 process Effects 0.000 title claims abstract description 28
238000002360 preparation method Methods 0.000 title description 4
239000011148 porous material Substances 0.000 claims abstract description 53
238000009826 distribution Methods 0.000 claims abstract description 24
239000002253 acid Substances 0.000 claims abstract description 22
239000000843 powder Substances 0.000 claims abstract description 13
238000001354 calcination Methods 0.000 claims abstract description 10
238000010335 hydrothermal treatment Methods 0.000 claims abstract description 10
230000018044 dehydration Effects 0.000 claims abstract description 9
238000006297 dehydration reaction Methods 0.000 claims abstract description 9
238000001035 drying Methods 0.000 claims abstract description 9
WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 7
150000007513 acids Chemical class 0.000 claims abstract description 6
238000004519 manufacturing process Methods 0.000 claims abstract description 4
229910001593 boehmite Inorganic materials 0.000 claims description 16
FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims description 16
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 15
150000001875 compounds Chemical class 0.000 claims description 11
230000035800 maturation Effects 0.000 claims description 11
238000005054 agglomeration Methods 0.000 claims description 7
230000002776 aggregation Effects 0.000 claims description 7
150000001450 anions Chemical class 0.000 claims description 6
-1 aluminum ions Chemical class 0.000 claims description 5
230000002902 bimodal effect Effects 0.000 claims description 5
VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 claims description 5
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 4
230000004913 activation Effects 0.000 claims description 4
239000003795 chemical substances by application Substances 0.000 claims description 4
238000005470 impregnation Methods 0.000 claims description 4
GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims description 3
229910017604 nitric acid Inorganic materials 0.000 claims description 3
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
229910002651 NO3 Inorganic materials 0.000 claims description 2
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 claims description 2
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 2
229910052782 aluminium Inorganic materials 0.000 claims description 2
KDPAWGWELVVRCH-UHFFFAOYSA-M bromoacetate Chemical compound [O-]C(=O)CBr KDPAWGWELVVRCH-UHFFFAOYSA-M 0.000 claims description 2
SIEILFNCEFEENQ-UHFFFAOYSA-N dibromoacetic acid Chemical compound OC(=O)C(Br)Br SIEILFNCEFEENQ-UHFFFAOYSA-N 0.000 claims description 2
229940120124 dichloroacetate Drugs 0.000 claims description 2
JXTHNDFMNIQAHM-UHFFFAOYSA-N dichloroacetic acid Chemical compound OC(=O)C(Cl)Cl JXTHNDFMNIQAHM-UHFFFAOYSA-N 0.000 claims description 2
239000000203 mixture Substances 0.000 claims description 2
YNJBWRMUSHSURL-UHFFFAOYSA-N trichloroacetic acid Chemical compound OC(=O)C(Cl)(Cl)Cl YNJBWRMUSHSURL-UHFFFAOYSA-N 0.000 claims description 2
230000005070 ripening Effects 0.000 claims 2
230000032683 aging Effects 0.000 abstract description 7
239000003054 catalyst Substances 0.000 abstract description 6
239000003463 adsorbent Substances 0.000 abstract 1
229910021502 aluminium hydroxide Inorganic materials 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
235000013339 cereals Nutrition 0.000 description 7
239000011734 sodium Substances 0.000 description 7
238000000137 annealing Methods 0.000 description 5
239000011324 bead Substances 0.000 description 5
239000007789 gas Substances 0.000 description 5
229910052708 sodium Inorganic materials 0.000 description 5
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 4
UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 4
235000013312 flour Nutrition 0.000 description 4
239000002245 particle Substances 0.000 description 4
239000002023 wood Substances 0.000 description 4
238000001994 activation Methods 0.000 description 3
238000010438 heat treatment Methods 0.000 description 3
239000007788 liquid Substances 0.000 description 3
239000000463 material Substances 0.000 description 3
230000007420 reactivation Effects 0.000 description 3
238000005299 abrasion Methods 0.000 description 2
239000002585 base Substances 0.000 description 2
230000015572 biosynthetic process Effects 0.000 description 2
238000006555 catalytic reaction Methods 0.000 description 2
238000010586 diagram Methods 0.000 description 2
230000001747 exhibiting effect Effects 0.000 description 2
ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 2
QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
229910052753 mercury Inorganic materials 0.000 description 2
229920003023 plastic Polymers 0.000 description 2
239000004033 plastic Substances 0.000 description 2
229920006395 saturated elastomer Polymers 0.000 description 2
238000007493 shaping process Methods 0.000 description 2
238000004438 BET method Methods 0.000 description 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
150000001242 acetic acid derivatives Chemical class 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
150000001340 alkali metals Chemical class 0.000 description 1
238000004458 analytical method Methods 0.000 description 1
229910001680 bayerite Inorganic materials 0.000 description 1
230000003197 catalytic effect Effects 0.000 description 1
239000003610 charcoal Substances 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
FOCAUTSVDIKZOP-UHFFFAOYSA-M chloroacetate Chemical compound [O-]C(=O)CCl FOCAUTSVDIKZOP-UHFFFAOYSA-M 0.000 description 1
229940089960 chloroacetate Drugs 0.000 description 1
150000001860 citric acid derivatives Chemical class 0.000 description 1
239000013078 crystal Substances 0.000 description 1
238000009792 diffusion process Methods 0.000 description 1
230000000694 effects Effects 0.000 description 1
239000000839 emulsion Substances 0.000 description 1
230000007717 exclusion Effects 0.000 description 1
238000001125 extrusion Methods 0.000 description 1
229910001679 gibbsite Inorganic materials 0.000 description 1
238000007210 heterogeneous catalysis Methods 0.000 description 1
150000004677 hydrates Chemical class 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
150000004679 hydroxides Chemical class 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
230000010198 maturation time Effects 0.000 description 1
238000002156 mixing Methods 0.000 description 1
238000000465 moulding Methods 0.000 description 1
VLTRZXGMWDSKGL-UHFFFAOYSA-M perchlorate Inorganic materials [O-]Cl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-M 0.000 description 1
229920002451 polyvinyl alcohol Polymers 0.000 description 1
235000019422 polyvinyl alcohol Nutrition 0.000 description 1
229920000915 polyvinyl chloride Polymers 0.000 description 1
239000004800 polyvinyl chloride Substances 0.000 description 1
239000003361 porogen Substances 0.000 description 1
230000009467 reduction Effects 0.000 description 1
230000000717 retained effect Effects 0.000 description 1
150000003385 sodium Chemical class 0.000 description 1
KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
229910001948 sodium oxide Inorganic materials 0.000 description 1
238000001179 sorption measurement Methods 0.000 description 1
239000011593 sulfur Substances 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 1
229910021653 sulphate ion Inorganic materials 0.000 description 1
239000011269 tar Substances 0.000 description 1
238000007725 thermal activation Methods 0.000 description 1
229940066528 trichloroacetate Drugs 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
- B01J37/06—Washing
- 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
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/50—Agglomerated particles
- 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
- 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
- C01P2006/16—Pore diameter
- C01P2006/17—Pore diameter distribution
- 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
- C01P2006/21—Attrition-index or crushing strength of granulates
- 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
- C01P2006/80—Compositional purity

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Geology (AREA)
Life Sciences & Earth Sciences (AREA)
Inorganic Chemistry (AREA)
Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Catalysts (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Manufacture And Refinement Of Metals (AREA)
Compressor (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

DK198903727A 1988-07-29 1989-07-28 Fremgangsmåde til fremstilling af agglomerater afaktivt aluminiumoxid DK173218B1 (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR8810248A FR2634757B1 (fr)	1988-07-29	1988-07-29	Procede de fabrication d'agglomeres d'alumine et agglomeres obtenus
FR8810248		1988-07-29

Publications (3)

Publication Number	Publication Date
DK372789D0 DK372789D0 (da)	1989-07-28
DK372789A DK372789A (da)	1990-01-30
DK173218B1 true DK173218B1 (da)	2000-04-10

Family

ID=9368916

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK198903727A DK173218B1 (da)	1988-07-29	1989-07-28	Fremgangsmåde til fremstilling af agglomerater afaktivt aluminiumoxid

Country Status (13)

Country	Link
US (1)	US5580539A (de)
EP (1)	EP0353129B1 (de)
JP (1)	JPH08694B2 (de)
KR (1)	KR970002895B1 (de)
AT (1)	ATE75161T1 (de)
BR (1)	BR8903789A (de)
CA (1)	CA1340845C (de)
DE (1)	DE68901318D1 (de)
DK (1)	DK173218B1 (de)
ES (1)	ES2032667T3 (de)
FR (1)	FR2634757B1 (de)
GR (1)	GR3005141T3 (de)
RU (1)	RU1836139C (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BR9203110A (pt) *	1992-08-12	1994-03-01	Petroleo Brasileiro Sa	Composicao catalitica passivadora para o craqueamento de hidrocarbonetos,alumina e processo de craqueamento catalitico fluido
JPH1017321A (ja) *	1996-06-27	1998-01-20	Catalysts & Chem Ind Co Ltd	アルミナ小球体およびその製造方法
US5989515A (en) *	1996-07-24	1999-11-23	Nissan Chemical Industries, Ltd.	Process for producing an acidic aqueous alumina sol
FR2764298B1 (fr) *	1997-06-10	1999-07-16	Inst Francais Du Petrole	Hydrotraitement de charges hydrocarbonees dans un reacteur en lit bouillonnant
FR2764214B1 (fr) *	1997-06-10	1999-07-16	Inst Francais Du Petrole	Procede et masses de captation pour l'elimination du mercure et de l'arsenic dans les coupes hydrocarbonees
FR2764208B1 (fr) *	1997-06-10	1999-07-16	Rhodia Chimie Sa	Extrudes d'alumine, leurs procedes de preparation et leur utilisation comme catalyseurs ou supports de catalyseurs
CN1105601C (zh) *	1999-01-27	2003-04-16	康捷环保科技股份有限公司	废气处理催化剂的制备方法
US6299995B1 (en) *	2000-05-31	2001-10-09	Uop Llc	Process for carbon monoxide preferential oxidation for use with fuel cells
WO2007080288A1 (fr) *	2005-12-22	2007-07-19	Institut Francais Du Petrole	Catalyseur supporté de forme irreguliere , non spherique et procede d’ηydroconversion de fractions pétrolières lourdes
KR20090087454A (ko) *	2006-11-30	2009-08-17	아르끄마 프랑스	나노튜브, 특히 탄소 나노튜브 합성 방법 및 이의 용도
FR2909369B1 (fr) *	2006-11-30	2009-02-20	Arkema France	Procede de synthese de nanotubes, notamment de carbone, et leurs utilisations.
CA3174454C (en) *	2014-10-01	2025-07-08	7905122 Canada Inc.	METHOD AND APPARATUS FOR MANUFACTURED WATER-ABSORBENT MATERIAL AND ITS USE IN CAT LITTER
FR3075777A1 (fr) *	2017-12-22	2019-06-28	Rhodia Operations	Hydrate d'aluminium poreux
CN108975941A (zh) *	2018-09-17	2018-12-11	淄博正邦知识产权企划有限公司	一种具有生物相容性的氧化铝陶瓷材料及其制备方法
JP6999140B2 (ja) *	2020-07-03	2022-02-10	国立研究開発法人物質・材料研究機構	金属酸化物からなる発泡体、および、その用途
JP2024021857A (ja) *	2022-08-04	2024-02-16	住友化学株式会社	セラミックス粉末、樹脂組成物およびセラミックス粉末の製造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2881051A (en) *	1953-03-25	1959-04-07	Pechiney Prod Chimiques Sa	Process for forming a stable agglomerated mass of active alumina
US3264069A (en) *	1965-09-27	1966-08-02	Aluminum Co Of America	Agglomerating alumina
US3353910A (en) *	1963-01-17	1967-11-21	Air Prod & Chem	Alumina particles and method of preparation
US3317277A (en) *	1963-01-17	1967-05-02	Air Prod & Chem	Method for preparing alumina particles
FR1383076A (fr) *	1963-11-12	1964-12-24	Pechiney Saint Gobain	Alumine active de grande porosité
FR1438497A (fr) *	1965-03-31	1966-05-13	Pechiney Saint Gobain	Agglomérés d'alumine
FR1449904A (fr) *	1965-07-09	1966-05-06	Pechiney Saint Gobain	Agglomérés d'alumine active de résistance mécanique élevée
US3928236A (en) *	1974-11-25	1975-12-23	Kaiser Aluminium Chem Corp	Alumina catalyst carriers and the process for producing them
US3997476A (en) *	1975-07-08	1976-12-14	Exxon Research And Engineering Company	Alumina treatment
US4051072A (en) *	1976-04-05	1977-09-27	General Motors Corporation	Method for making pellet type catalyst
FR2449650A1 (fr) *	1979-02-26	1980-09-19	Rhone Poulenc Ind	Procede de preparation d'alumine au moins partiellement sous forme de boehmite ultra-fine
FR2496631B1 (fr) *	1980-12-23	1989-06-30	Rhone Poulenc Ind	Procede de preparation d'agglomeres d'alumine
US5244648A (en) *	1980-12-23	1993-09-14	Rhone-Poulenc Industries	Process for the preparation of alumina agglomerates
EP0121735A1 (de) *	1983-03-16	1984-10-17	American Cyanamid Company	Reformierkatalysator mit einem Träger aus rehydratisierbarem Aluminiumoxid

1988
- 1988-07-29 FR FR8810248A patent/FR2634757B1/fr not_active Expired - Lifetime
1989
- 1989-07-21 ES ES198989402073T patent/ES2032667T3/es not_active Expired - Lifetime
- 1989-07-21 DE DE8989402073T patent/DE68901318D1/de not_active Expired - Lifetime
- 1989-07-21 EP EP89402073A patent/EP0353129B1/de not_active Expired - Lifetime
- 1989-07-21 AT AT89402073T patent/ATE75161T1/de not_active IP Right Cessation
- 1989-07-26 RU SU894614635A patent/RU1836139C/ru active
- 1989-07-26 JP JP1191596A patent/JPH08694B2/ja not_active Expired - Fee Related
- 1989-07-28 KR KR1019890010740A patent/KR970002895B1/ko not_active Expired - Lifetime
- 1989-07-28 DK DK198903727A patent/DK173218B1/da not_active IP Right Cessation
- 1989-07-28 CA CA000606929A patent/CA1340845C/fr not_active Expired - Fee Related
- 1989-07-28 BR BR898903789A patent/BR8903789A/pt unknown
1992
- 1992-07-13 GR GR920401484T patent/GR3005141T3/el unknown
1994
- 1994-04-28 US US08/234,631 patent/US5580539A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
DK372789D0 (da)	1989-07-28
ES2032667T3 (es)	1993-02-16
GR3005141T3 (de)	1993-05-24
DK372789A (da)	1990-01-30
ATE75161T1 (de)	1992-05-15
US5580539A (en)	1996-12-03
EP0353129A1 (de)	1990-01-31
FR2634757B1 (fr)	1992-09-18
EP0353129B1 (de)	1992-04-22
FR2634757A1 (fr)	1990-02-02
BR8903789A (pt)	1990-03-20
RU1836139C (ru)	1993-08-23
DE68901318D1 (de)	1992-05-27
JPH0274520A (ja)	1990-03-14
CA1340845C (fr)	1999-12-07
KR900001598A (ko)	1990-02-27
KR970002895B1 (ko)	1997-03-12
JPH08694B2 (ja)	1996-01-10

Legal Events

Date	Code	Title	Description
2000-04-10	B1	Patent granted (law 1993)
2009-08-17	PUP	Patent expired

Publication	Publication Date	Title
US5055443A (en)	1991-10-08	Attrition resistant agglomerates of active alumina
CA1177811A (en)	1984-11-13	Process for the preparation of silica particles; silica particles with a narrow pore diameter distribution, catalysts made therefrom and use of these catalysts
US4051072A (en)	1977-09-27	Method for making pellet type catalyst
US3480389A (en)	1969-11-25	Preparation of active alumina agglomerates of high mechanical strength
KR970002895B1 (ko)	1997-03-12	산화 알루미늄 응집체의 제조방법 및 수득한 응집체
US4124699A (en)	1978-11-07	Alumina-based bodies with large pores, produced by agglomeration
US3776854A (en)	1973-12-04	Sulfur oxide acceptors having high initial activity with good chemical and physical stability and process for their preparation
JPH0220567B2 (de)	1990-05-09
DE60203337T2 (de)	2006-02-02	Verfahren zur Herstellung eines alpha-Aluminiumoxid-Formkörpers
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JP4264852B2 (ja)	2009-05-20	アルミナ押出し物、その調製方法および触媒または触媒担体としてのその使用
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