FI103664B1 - Menetelmä kalsiumin talteenottamiseksi jätemateriaalista tai epäpuhtaasta luonnon kalsiummateriaalista - Google Patents

Menetelmä kalsiumin talteenottamiseksi jätemateriaalista tai epäpuhtaasta luonnon kalsiummateriaalista

Info

Publication number
FI103664B1
FI103664B1 FI963854A FI963854A FI103664B1 FI 103664 B1 FI103664 B1 FI 103664B1 FI 963854 A FI963854 A FI 963854A FI 963854 A FI963854 A FI 963854A FI 103664 B1 FI103664 B1 FI 103664B1
Authority
FI
Finland
Prior art keywords
calcium
recovery
waste material
recovered
thereafter
Prior art date
Application number
FI963854A
Other languages
English (en)
Swedish (sv)
Other versions
FI103664B (fi
FI963854A0 (fi
FI963854A (fi
Inventor
Markus Blomquist
Guenter Bezt
Original Assignee
Markus Blomquist
Betz Guenter
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 Markus Blomquist, Betz Guenter filed Critical Markus Blomquist
Publication of FI963854A0 publication Critical patent/FI963854A0/fi
Priority to FI963854A priority Critical patent/FI103664B1/fi
Priority to AT97942056T priority patent/ATE211119T1/de
Priority to AU43870/97A priority patent/AU4387097A/en
Priority to US09/147,941 priority patent/US6193945B1/en
Priority to PCT/FI1997/000572 priority patent/WO1998013298A1/en
Priority to EP97942056A priority patent/EP0946417B1/en
Priority to DE69709401T priority patent/DE69709401T2/de
Publication of FI963854A publication Critical patent/FI963854A/fi
Application granted granted Critical
Publication of FI103664B publication Critical patent/FI103664B/fi
Publication of FI103664B1 publication Critical patent/FI103664B1/fi

Links

Classifications

    • 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
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • C01F11/185—After-treatment, e.g. grinding, purification, conversion of crystal morphology
    • 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
    • C01F11/00—Compounds of calcium, strontium, or barium
    • C01F11/18—Carbonates
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H17/00—Non-fibrous material added to the pulp, characterised by its constitution; Paper-impregnating material characterised by its constitution
    • D21H17/63—Inorganic compounds
    • D21H17/67—Water-insoluble compounds, e.g. fillers, pigments
    • D21H17/675—Oxides, hydroxides or carbonates
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H19/00—Coated paper; Coating material
    • D21H19/36—Coatings with pigments
    • D21H19/38—Coatings with pigments characterised by the pigments
    • D21H19/385—Oxides, hydroxides or carbonates
    • 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
FI963854A 1996-09-27 1996-09-27 Menetelmä kalsiumin talteenottamiseksi jätemateriaalista tai epäpuhtaasta luonnon kalsiummateriaalista FI103664B1 (fi)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI963854A FI103664B1 (fi) 1996-09-27 1996-09-27 Menetelmä kalsiumin talteenottamiseksi jätemateriaalista tai epäpuhtaasta luonnon kalsiummateriaalista
AT97942056T ATE211119T1 (de) 1996-09-27 1997-09-24 Verfahren zum rückgewinnen von kalzium aus abfälle oder kontaminiertem natürlichem kalzium enthaltendem material
AU43870/97A AU4387097A (en) 1996-09-27 1997-09-24 Method of recovering calcium from waste material or contaminated natural calcic material
US09/147,941 US6193945B1 (en) 1996-09-27 1997-09-24 Method of recovering calcium from waste material or contaminated natural calcic material
PCT/FI1997/000572 WO1998013298A1 (en) 1996-09-27 1997-09-24 Method of recovering calcium from waste material or contaminated natural calcic material
EP97942056A EP0946417B1 (en) 1996-09-27 1997-09-24 Method of recovering calcium from waste material or contaminated natural calcic material
DE69709401T DE69709401T2 (de) 1996-09-27 1997-09-24 Verfahren zum rückgewinnen von kalzium aus abfälle oder kontaminiertem natürlichem kalzium enthaltendem material

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI963854A FI103664B1 (fi) 1996-09-27 1996-09-27 Menetelmä kalsiumin talteenottamiseksi jätemateriaalista tai epäpuhtaasta luonnon kalsiummateriaalista
FI963854 1996-09-27

Publications (4)

Publication Number Publication Date
FI963854A0 FI963854A0 (fi) 1996-09-27
FI963854A FI963854A (fi) 1998-03-28
FI103664B FI103664B (fi) 1999-08-13
FI103664B1 true FI103664B1 (fi) 1999-08-13

Family

ID=8546754

Family Applications (1)

Application Number Title Priority Date Filing Date
FI963854A FI103664B1 (fi) 1996-09-27 1996-09-27 Menetelmä kalsiumin talteenottamiseksi jätemateriaalista tai epäpuhtaasta luonnon kalsiummateriaalista

Country Status (7)

Country Link
US (1) US6193945B1 (fi)
EP (1) EP0946417B1 (fi)
AT (1) ATE211119T1 (fi)
AU (1) AU4387097A (fi)
DE (1) DE69709401T2 (fi)
FI (1) FI103664B1 (fi)
WO (1) WO1998013298A1 (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100401986B1 (ko) * 1998-12-10 2003-12-18 주식회사 포스코 스테인레스강 정련공정의 부원료분진을 이용한 경질 탄산칼슘의제조방법
EP1149802A1 (en) * 2000-04-28 2001-10-31 AZIENDE CHIMICHE RIUNITE ANGELINI FRANCESCO - A.C.R.A.F. - S.p.A. Calcium carbonate substantially free of ammonium ions and process for the preparation thereof
ES2169680B1 (es) * 2000-08-09 2003-08-01 Jealsa Rianxeira Sa Procedimiento para el aprovechamiento industrial de la concha del mejillon.
KR100492620B1 (ko) * 2002-09-11 2005-06-03 한국지질자원연구원 스테인레스 정련공정의 분진을 이용한 아라고나이트형탄산칼슘 제조방법
US20050126731A1 (en) * 2003-12-11 2005-06-16 Fort James Corporation Economical and environmentally sustainable method of recycling wastepaper
PL2524898T3 (pl) 2011-05-16 2016-02-29 Omya Int Ag Sposób wytwarzania strącanego węglanu wapnia z odpadów ze ścieralni
KR101293955B1 (ko) * 2011-09-28 2013-08-07 기아자동차주식회사 이산화탄소 탄산염 고정화 방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1134974B (de) 1959-10-16 1962-08-23 Bayer Ag Verfahren zur Herstellung von feindispersem Calciumcarbonat
DE1417882A1 (de) 1960-11-10 1969-01-09 Bayer Ag Verfahren zur Herstellung von feindispersen CaCO3-Fuellstoffen
JP2684112B2 (ja) 1989-06-29 1997-12-03 丸尾カルシウム株式会社 針状形状をしたアラゴナイト結晶形炭酸カルシウムの製造方法
DD298372A5 (de) 1989-11-29 1992-02-20 Bergakademie Freiberg,De Verfahren zur herstellung von besonders als fuellstoff geeigneten calciumcarbonatpulvern aus waessrigen loesungen
BE1003441A5 (fr) 1990-07-24 1992-03-24 Lhoist Rech & Dev Sa Procede de fabrication de derives calciques, derives calciques et uti lisation de tels derives.
CA2090088C (en) * 1992-02-26 1995-07-25 Pierre Marc Fouche Production of purified calcium carbonate
CA2142663A1 (en) 1994-02-28 1995-08-29 Jean Marie Bacardi Process for preparing calcium salts of low aluminum content
US5846500A (en) * 1995-10-10 1998-12-08 James W. Bunger And Associates, Inc. Process for purifying highly impure calcium hydroxide and for producing high-value precipitated calcium carbonate and other calcium products
US5919424A (en) * 1997-06-17 1999-07-06 Thermo Fibergen, Inc. Method of recovering minerals from papermaking sludge and sludge-derived ash
US5961941A (en) * 1997-06-17 1999-10-05 Thermo Fibergen, Inc. Production of precipitated calcium carbonate from papermaking sludge and sludge-derived ash

Also Published As

Publication number Publication date
DE69709401T2 (de) 2002-08-14
EP0946417B1 (en) 2001-12-19
EP0946417A1 (en) 1999-10-06
ATE211119T1 (de) 2002-01-15
FI103664B (fi) 1999-08-13
FI963854A0 (fi) 1996-09-27
AU4387097A (en) 1998-04-17
WO1998013298A1 (en) 1998-04-02
US6193945B1 (en) 2001-02-27
FI963854A (fi) 1998-03-28
DE69709401D1 (de) 2002-01-31

Similar Documents

Publication Publication Date Title
ATE215514T1 (de) Verfahren zur herstellung von reinem calciumkarbonat
AU762430C (en) Calcium carbonate synthesis method and resulting product
US4539121A (en) Bay mud stabilization
FI103664B1 (fi) Menetelmä kalsiumin talteenottamiseksi jätemateriaalista tai epäpuhtaasta luonnon kalsiummateriaalista
US3772191A (en) Method of digesting and further processing fresh sewage sludge or sopropel
ATE273931T1 (de) Verfahren zur kontinuierlichen herstellung von gefälltem calciumcarbonat
JPS5673599A (en) Methane fermentation method
CA2384451A1 (en) Base metal recovery from a tailings dump by bacterial oxidation
ATE215531T1 (de) Verfahren zur verminderung des gehalts an wasser und polaren verunreinigungen in imidoalkanpercarbonsäuren
CA2436727A1 (en) Method of removing sulfur dioxide from a gaseous stream in a wet scrubbing unit
EP1142866A4 (en) METHOD FOR PURIFYING CALCIUM PANTOTHENATE
ATE54434T1 (de) Verfahren zur abscheidung von kohlenwasserstoffen aus wasser, insbesondere grundwasser.
AU6848094A (en) A method and apparatus for drying sludges
EP1035076A3 (en) Method for the treatment of water containing suspended or dissolved organic and/or inorganic matter by precipitation in situ of oxygenised compounds of titanium
NO962003D0 (no) Fremgangsmåte for rensing av prosessvann fra massefremstilling
Sinegribova Scandium sorption on cation-exchangers and ampholites from diluted solutions with high salt background
DE69413422D1 (de) Verfahren und vorrichtung zur herstellung von gips mit hoher reinheit
RU96103773A (ru) Способ получения извести
SU1598462A1 (ru) Способ переработки скандийсодержащих отходов
JPS59147698A (ja) 汚泥ケ−キの固結化方法
Kumasaki Powder, Useful as Paving Material, Prepared From Red Mud
JPS61157394A (ja) 池の水の汚染防止方法
RU99127583A (ru) Способ получения хлорида бария из шлама после выщелачивания плава сульфида бария
JPH0655199A (ja) 汚泥の脱水処理方法
ATA202191A (de) Verfahren zur aufbereitung von abfallstoffen

Legal Events

Date Code Title Description
MA Patent expired