NO177964C - Fremgangsmåte for kalsinering av filterkaker i direkte-oppvarmede dreierörovner - Google Patents

Fremgangsmåte for kalsinering av filterkaker i direkte-oppvarmede dreierörovner

Info

Publication number
NO177964C
NO177964C NO902647A NO902647A NO177964C NO 177964 C NO177964 C NO 177964C NO 902647 A NO902647 A NO 902647A NO 902647 A NO902647 A NO 902647A NO 177964 C NO177964 C NO 177964C
Authority
NO
Norway
Prior art keywords
direct
filter cakes
rotary kilns
heated rotary
calcining
Prior art date
Application number
NO902647A
Other languages
English (en)
Norwegian (no)
Other versions
NO177964B (no
NO902647D0 (no
NO902647L (no
Inventor
Bernd-Michael Holle
Peter Beumer
Rolf Michael Braun
Hilmar Rieck
Jurgen Kischkewitz
Gerhard Wiederhoft
Original Assignee
Bayer Ag
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6383832&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO177964(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bayer Ag filed Critical Bayer Ag
Publication of NO902647D0 publication Critical patent/NO902647D0/no
Publication of NO902647L publication Critical patent/NO902647L/no
Publication of NO177964B publication Critical patent/NO177964B/no
Publication of NO177964C publication Critical patent/NO177964C/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/36—Compounds of titanium
    • C09C1/3607—Titanium dioxide
    • C09C1/3615—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
    • C09C1/363—Drying, calcination
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • C01G23/04—Oxides; Hydroxides
    • C01G23/047—Titanium dioxide
    • C01G23/08—Drying; Calcining ; After treatment of titanium oxide
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/22—Compounds of iron
    • C09C1/24—Oxides of iron
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/04—Physical treatment, e.g. grinding or treatment with ultrasonic vibrations
    • C09C3/043—Drying, calcination
    • 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
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Treatment Of Sludge (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Muffle Furnaces And Rotary Kilns (AREA)
  • Processing Of Solid Wastes (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
NO902647A 1989-06-29 1990-06-14 Fremgangsmåte for kalsinering av filterkaker i direkte-oppvarmede dreierörovner NO177964C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3921262A DE3921262C1 (enExample) 1989-06-29 1989-06-29

Publications (4)

Publication Number Publication Date
NO902647D0 NO902647D0 (no) 1990-06-14
NO902647L NO902647L (no) 1991-01-02
NO177964B NO177964B (no) 1995-09-18
NO177964C true NO177964C (no) 1995-12-27

Family

ID=6383832

Family Applications (1)

Application Number Title Priority Date Filing Date
NO902647A NO177964C (no) 1989-06-29 1990-06-14 Fremgangsmåte for kalsinering av filterkaker i direkte-oppvarmede dreierörovner

Country Status (11)

Country Link
US (1) US5174817A (enExample)
EP (1) EP0406605B1 (enExample)
JP (1) JPH0339393A (enExample)
AU (1) AU624722B2 (enExample)
BR (1) BR9003057A (enExample)
CA (1) CA2020013A1 (enExample)
DE (2) DE3921262C1 (enExample)
ES (1) ES2041078T3 (enExample)
FI (1) FI98625C (enExample)
NO (1) NO177964C (enExample)
ZA (1) ZA905041B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0664498B2 (ja) * 1988-08-30 1994-08-22 三洋電機株式会社 広面積電気暖房器
DE19800881A1 (de) * 1998-01-13 1999-07-15 Metallgesellschaft Ag Verfahren zur Herstellung von TiO¶2¶ nach dem Sulfatverfahren
ATE546498T1 (de) * 2004-10-07 2012-03-15 Colorobbia Italiana Spa Pulverkalzinierungsverfahren
CN115851000A (zh) * 2022-12-06 2023-03-28 龙佰禄丰钛业有限公司 一种促触变进行钛白滤饼干燥的方法及其装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3336104A (en) * 1963-12-13 1967-08-15 Intermountain Res & Dev Corp Continuous recycle heating process for the production of soda ash and alkali metal phosphates
GB1426925A (en) * 1973-06-04 1976-03-03 British Steel Corp Production of hard titania
DE2423983C3 (de) * 1974-05-17 1978-09-07 Bayer Antwerpen N.V., Antwerpen (Belgien) Verfahren zum Aufbereiten wäßriger Titandioxidhydrat-Suspensionen durch Druckfiltration
US3968742A (en) * 1974-07-30 1976-07-13 E. I. Du Pont De Nemours And Company Process for the concentration of pigment press cake
GB1473034A (en) * 1975-05-16 1977-05-11 Smidth & Co As F L Burning of pulverous or granular raw materials
US4427451A (en) * 1981-09-17 1984-01-24 E. I. Du Pont De Nemours And Company Preparation concentrated TiO2 slurries from spent steam
US4717559A (en) * 1986-06-03 1988-01-05 E.C.C. America Inc. Kaolin calciner waste heat and feed recovery system and method
GB2213497A (en) * 1987-12-10 1989-08-16 British Gas Plc Preparation of coal fines for pelletisation
US4929579A (en) * 1988-06-29 1990-05-29 Premier Refractories & Chemicals Inc. Method of manufacturing cast fused silica articles
US4948362A (en) * 1988-11-14 1990-08-14 Georgia Kaolin Company, Inc. Energy conserving process for calcining clay

Also Published As

Publication number Publication date
FI98625B (fi) 1997-04-15
FI98625C (fi) 1997-07-25
US5174817A (en) 1992-12-29
DE59001236D1 (de) 1993-05-27
DE3921262C1 (enExample) 1990-07-05
NO177964B (no) 1995-09-18
CA2020013A1 (en) 1990-12-30
ES2041078T3 (es) 1993-11-01
NO902647D0 (no) 1990-06-14
AU5787790A (en) 1991-01-03
JPH0339393A (ja) 1991-02-20
ZA905041B (en) 1991-05-29
EP0406605A1 (de) 1991-01-09
EP0406605B1 (de) 1993-04-21
AU624722B2 (en) 1992-06-18
BR9003057A (pt) 1991-08-27
NO902647L (no) 1991-01-02
FI903245A0 (fi) 1990-06-27

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