FI925717A0 - FREQUENCY REFRIGERATION FOR TIO2-HALT PELLETAR OCH ANVAENDNING AV DESSA - Google Patents

FREQUENCY REFRIGERATION FOR TIO2-HALT PELLETAR OCH ANVAENDNING AV DESSA

Info

Publication number
FI925717A0
FI925717A0 FI925717A FI925717A FI925717A0 FI 925717 A0 FI925717 A0 FI 925717A0 FI 925717 A FI925717 A FI 925717A FI 925717 A FI925717 A FI 925717A FI 925717 A0 FI925717 A0 FI 925717A0
Authority
FI
Finland
Prior art keywords
pelletar
dessa
tio2
halt
och anvaendning
Prior art date
Application number
FI925717A
Other languages
Finnish (fi)
Other versions
FI925717A (en
Inventor
Wolf-Dieter Griebler
Djamschid Amirzadeh-Asl
Bernhard Becker
Original Assignee
Metallgesellschft Aktiengesell
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
Application filed by Metallgesellschft Aktiengesell filed Critical Metallgesellschft Aktiengesell
Publication of FI925717A0 publication Critical patent/FI925717A0/en
Publication of FI925717A publication Critical patent/FI925717A/en

Links

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
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/063—Titanium; Oxides or hydroxides thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8659—Removing halogens or halogen compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/86—Catalytic processes
    • B01D53/8659—Removing halogens or halogen compounds
    • B01D53/8662—Organic halogen compounds
    • 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
    • B01J37/08—Heat treatment
    • B01J37/10—Heat treatment in the presence of water, e.g. steam
    • B01J37/105—Hydropyrolysis
FI925717A 1991-12-19 1992-12-16 FREQUENCY REFRIGERATION FOR TIO2-HALT PELLETAR OCH ANVAENDNING AV DESSA FI925717A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4141936A DE4141936C2 (en) 1991-12-19 1991-12-19 Process for the production of pellets consisting of TiO¶2¶

Publications (2)

Publication Number Publication Date
FI925717A0 true FI925717A0 (en) 1992-12-16
FI925717A FI925717A (en) 1993-06-20

Family

ID=6447468

Family Applications (1)

Application Number Title Priority Date Filing Date
FI925717A FI925717A (en) 1991-12-19 1992-12-16 FREQUENCY REFRIGERATION FOR TIO2-HALT PELLETAR OCH ANVAENDNING AV DESSA

Country Status (4)

Country Link
EP (1) EP0547663B1 (en)
DE (2) DE4141936C2 (en)
ES (1) ES2073860T3 (en)
FI (1) FI925717A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4321555C1 (en) * 1993-06-29 1994-09-15 Bayer Ag Process for producing mixed-oxide powders for denitration catalysts
US6036763A (en) * 1998-10-16 2000-03-14 Engelhard Corporation KOH neutralized metatitanic acid mixture and complex inorganic pigments containing the same
WO2006044495A1 (en) * 2004-10-14 2006-04-27 Tokusen U.S.A., Inc. Method for synthesizing nano-sized titanium dioxide particles
US8557217B2 (en) 2006-09-21 2013-10-15 Tokusen, U.S.A., Inc. Low temperature process for producing nano-sized titanium dioxide particles
FR2940919B1 (en) * 2009-01-12 2011-12-09 Inst Francais Du Petrole USE OF A TIO2-BASED COMPOSITION FOR CAPTURING HALOGEN COMPOUNDS CONTAINED IN A GASEOUS MIXTURE
CN109701512A (en) * 2019-03-02 2019-05-03 龙蟒佰利联集团股份有限公司 A kind of hydro-thermal preparation photocatalysis TiO2Method and photocatalysis TiO2

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1176046A (en) * 1966-12-19 1970-01-01 Grace W R & Co Preparation of Microspheroidal Titanium Dioxide.
FI873979A0 (en) * 1986-10-08 1987-09-14 Kraftwerk Union Ag CATALYSATOR MATERIAL FOR REDUCERING AV MAENGDEN KVAEVEOXIDER I ROEKGASER.
DE3701984A1 (en) * 1987-01-23 1988-08-04 Siemens Ag METHOD FOR PRODUCING TITANOXIDE CATALYSTS
FR2633605B1 (en) * 1988-07-01 1991-07-12 Rhone Poulenc Chimie PROCESS FOR THE PREPARATION OF TITANIUM OXIDE AND TITANIUM OXIDE ARTICLES

Also Published As

Publication number Publication date
FI925717A (en) 1993-06-20
EP0547663A1 (en) 1993-06-23
DE4141936A1 (en) 1993-06-24
DE4141936C2 (en) 1993-10-28
DE59202454D1 (en) 1995-07-13
ES2073860T3 (en) 1995-08-16
EP0547663B1 (en) 1995-06-07

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Legal Events

Date Code Title Description
FD Application lapsed