DE69904571D1 - Verfahren zur verbesserung der stabilität einer suspension - Google Patents

Verfahren zur verbesserung der stabilität einer suspension

Info

Publication number
DE69904571D1
DE69904571D1 DE69904571T DE69904571T DE69904571D1 DE 69904571 D1 DE69904571 D1 DE 69904571D1 DE 69904571 T DE69904571 T DE 69904571T DE 69904571 T DE69904571 T DE 69904571T DE 69904571 D1 DE69904571 D1 DE 69904571D1
Authority
DE
Germany
Prior art keywords
suspension
stability
improving
Prior art date
Legal status (The legal status 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 status listed.)
Revoked
Application number
DE69904571T
Other languages
English (en)
Other versions
DE69904571T2 (de
Inventor
Pentti Hukkanen
Kari Lehtinen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kemira Oyj
Original Assignee
Kemira Chemicals Oy
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=26160552&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69904571(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from FI980417A external-priority patent/FI103801B/fi
Application filed by Kemira Chemicals Oy filed Critical Kemira Chemicals Oy
Application granted granted Critical
Publication of DE69904571D1 publication Critical patent/DE69904571D1/de
Publication of DE69904571T2 publication Critical patent/DE69904571T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

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
    • C09C1/02—Compounds of alkaline earth metals or magnesium
    • C09C1/025—Calcium sulfates
    • 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
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/30—Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
DE69904571T 1998-02-24 1999-02-23 Verfahren zur verbesserung der stabilität einer suspension Revoked DE69904571T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI980417A FI103801B (fi) 1998-02-24 1998-02-24 Menetelmä pigmenttien valkaisemiseksi
FI982735A FI111167B (fi) 1998-02-24 1998-12-17 Menetelmä lietteen säilyvyyden parantamiseksi
PCT/FI1999/000140 WO1999043756A1 (en) 1998-02-24 1999-02-23 Method for improving the stability of a slurry

Publications (2)

Publication Number Publication Date
DE69904571D1 true DE69904571D1 (de) 2003-01-30
DE69904571T2 DE69904571T2 (de) 2003-11-27

Family

ID=26160552

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69904571T Revoked DE69904571T2 (de) 1998-02-24 1999-02-23 Verfahren zur verbesserung der stabilität einer suspension

Country Status (6)

Country Link
EP (1) EP1060218B1 (de)
AU (1) AU2625799A (de)
CA (1) CA2318565C (de)
DE (1) DE69904571T2 (de)
FI (1) FI111167B (de)
WO (1) WO1999043756A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6586438B2 (en) * 1999-11-03 2003-07-01 Bristol-Myers Squibb Co. Antidiabetic formulation and method
FI111459B (fi) 2001-04-04 2003-07-31 Kemira Chemicals Oy Menetelmä stabiilin peretikkahappotuotteen valmistamiseksi
CN104016461B (zh) * 2014-07-02 2015-06-10 张希华 一种维生素b12发酵过程中发酵及分离过程中的废水综合处理工艺
WO2023064834A1 (en) * 2021-10-13 2023-04-20 Kemira Oyj Application of performic acid (pfa) for mineral processing

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2206775B2 (de) * 1972-02-12 1977-03-03 Bayer Ag, 5090 Leverkusen Titandioxid-pigmente mit hoher vergrauungsstabilitaet fuer harzkompositionen
SU1451031A1 (ru) * 1987-05-28 1989-01-15 Государственный Всесоюзный Проектный И Научно-Исследовательский Институт Неметаллорудной Промышленности "Гипронинеметаллоруд" Способ обработки слюды
US5009511A (en) * 1987-10-20 1991-04-23 Inorganic Recycling Incorporated Inorganic recycling process
FR2749019B1 (fr) * 1996-05-21 1998-07-24 Centre Nat Etd Spatiales Pigments blancs revetus d'un agent oxydant en vue d'augmenter leur stabilite au rayonnement uv, leur preparation et peintures les contenant
DE19627523C1 (de) * 1996-07-09 1997-10-23 Alpha Calcit Fuellstoff Gmbh Verfahren zur Wiederverwertung von Füllstoffen und Streichpigmenten der Papier-, Pappe- und Kartonherstellung

Also Published As

Publication number Publication date
EP1060218B1 (de) 2002-12-18
FI111167B (fi) 2003-06-13
CA2318565C (en) 2008-12-23
WO1999043756A1 (en) 1999-09-02
FI982735A (fi) 1999-08-25
EP1060218A1 (de) 2000-12-20
AU2625799A (en) 1999-09-15
FI982735A0 (fi) 1998-12-17
DE69904571T2 (de) 2003-11-27
CA2318565A1 (en) 1999-09-02

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: KEMIRA OYJ, HELSINKI, FI

8331 Complete revocation