FI49018C - Menetelmä kvartsihiekan puhdistamiseksi erilaisista epäpuhtauksista, e rityisesti rautayhdisteistä. - Google Patents

Menetelmä kvartsihiekan puhdistamiseksi erilaisista epäpuhtauksista, e rityisesti rautayhdisteistä.

Info

Publication number
FI49018C
FI49018C FI732168A FI216873A FI49018C FI 49018 C FI49018 C FI 49018C FI 732168 A FI732168 A FI 732168A FI 216873 A FI216873 A FI 216873A FI 49018 C FI49018 C FI 49018C
Authority
FI
Finland
Prior art keywords
quartz sand
iron compounds
various impurities
particular iron
cleaning quartz
Prior art date
Application number
FI732168A
Other languages
English (en)
Swedish (sv)
Other versions
FI49018B (fi
Inventor
Keijo W Laitinen
Original Assignee
Ahlstroem 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
Application filed by Ahlstroem Oy filed Critical Ahlstroem Oy
Priority to FI732168A priority Critical patent/FI49018C/fi
Priority to GB2836674A priority patent/GB1454577A/en
Priority to DK343174AA priority patent/DK136596B/da
Priority to NL7408803A priority patent/NL7408803A/xx
Priority to DE2431928A priority patent/DE2431928C2/de
Priority to SE7408765A priority patent/SE396368B/xx
Priority to NO742438A priority patent/NO133662C/no
Priority to FR7423508A priority patent/FR2235877B1/fr
Priority to BE146259A priority patent/BE817300A/xx
Application granted granted Critical
Publication of FI49018B publication Critical patent/FI49018B/fi
Publication of FI49018C publication Critical patent/FI49018C/fi

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C03C1/02—Pretreated ingredients
    • C03C1/022—Purification of silica sand or other minerals

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Silicon Compounds (AREA)
FI732168A 1973-07-05 1973-07-05 Menetelmä kvartsihiekan puhdistamiseksi erilaisista epäpuhtauksista, e rityisesti rautayhdisteistä. FI49018C (fi)

Priority Applications (9)

Application Number Priority Date Filing Date Title
FI732168A FI49018C (fi) 1973-07-05 1973-07-05 Menetelmä kvartsihiekan puhdistamiseksi erilaisista epäpuhtauksista, e rityisesti rautayhdisteistä.
GB2836674A GB1454577A (en) 1973-07-05 1974-06-26 Process for purifying quartz sand
DK343174AA DK136596B (da) 1973-07-05 1974-06-26 Fremgangsmåde til rensning af kvartssand for forskellige urenheder, især jernurenheder.
NL7408803A NL7408803A (nl) 1973-07-05 1974-06-28 Werkwijze voor het zuiveren van kwartszand.
DE2431928A DE2431928C2 (de) 1973-07-05 1974-07-03 Verfahren zur Reinigung von Quarzsand zur Entfernung verschiedener Verunreinigungen, insbesondere Eisenverbindungen mit einer wäßrigen Flußsäurelösung
SE7408765A SE396368B (sv) 1973-07-05 1974-07-03 Forfarande av rening av kvartssand
NO742438A NO133662C (fi) 1973-07-05 1974-07-04
FR7423508A FR2235877B1 (fi) 1973-07-05 1974-07-05
BE146259A BE817300A (fr) 1973-07-05 1974-07-05 Procede pour purifier du sable de quartz de diverses impuretes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI732168A FI49018C (fi) 1973-07-05 1973-07-05 Menetelmä kvartsihiekan puhdistamiseksi erilaisista epäpuhtauksista, e rityisesti rautayhdisteistä.

Publications (2)

Publication Number Publication Date
FI49018B FI49018B (fi) 1974-12-02
FI49018C true FI49018C (fi) 1975-03-10

Family

ID=8506752

Family Applications (1)

Application Number Title Priority Date Filing Date
FI732168A FI49018C (fi) 1973-07-05 1973-07-05 Menetelmä kvartsihiekan puhdistamiseksi erilaisista epäpuhtauksista, e rityisesti rautayhdisteistä.

Country Status (9)

Country Link
BE (1) BE817300A (fi)
DE (1) DE2431928C2 (fi)
DK (1) DK136596B (fi)
FI (1) FI49018C (fi)
FR (1) FR2235877B1 (fi)
GB (1) GB1454577A (fi)
NL (1) NL7408803A (fi)
NO (1) NO133662C (fi)
SE (1) SE396368B (fi)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3040385C2 (de) * 1980-10-25 1985-02-21 Heraeus Quarzschmelze Gmbh, 6450 Hanau Vorrichtung zur kontinuierlichen Oberflächenreinigung von Quarzkristallstücken
DE3246121A1 (de) * 1982-12-13 1984-06-14 Siemens AG, 1000 Berlin und 8000 München Verfahren zum herstellen von borfreiem siliziumdioxid
US4818510A (en) * 1985-10-21 1989-04-04 Quartz Technology, Inc. Modified close fraction batch process for purification of SiO2
DE102008004873A1 (de) * 2008-01-17 2009-08-06 Siemens Aktiengesellschaft Verfahren zum Behandeln und Verfestigen von Quarzsand durch Aktivieren, verfestigter Quarzsandkörper sowie Überstrom-Schutzeinrichtungen
CN102173425B (zh) * 2010-12-28 2012-07-25 汪徐春 一种铵盐络合法除铁以制备高纯石英砂的方法
RU2603934C1 (ru) * 2015-06-05 2016-12-10 Общество с ограниченной ответственностью "НВП Центр-ЭСТАгео" Способ очистки кварцевых песков от железа
CN108658083A (zh) * 2018-06-26 2018-10-16 广西浙缘农业科技有限公司 一种高纯石英砂的制备方法
CN115028170A (zh) * 2022-05-18 2022-09-09 天津臻泰科技有限公司 一种无氟碱酸联合擦洗生产低铁硅质原料的方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE512563A (fi) *

Also Published As

Publication number Publication date
SE7408765L (fi) 1975-01-07
FR2235877B1 (fi) 1978-03-31
FR2235877A1 (fi) 1975-01-31
DE2431928A1 (de) 1975-01-23
NO133662B (fi) 1976-03-01
FI49018B (fi) 1974-12-02
DK136596C (fi) 1978-04-03
NL7408803A (nl) 1975-01-07
DK343174A (fi) 1975-03-03
NO133662C (fi) 1976-06-09
DK136596B (da) 1977-10-31
SE396368B (sv) 1977-09-19
NO742438L (fi) 1975-02-03
GB1454577A (en) 1976-11-03
DE2431928C2 (de) 1984-04-05
BE817300A (fr) 1974-11-04

Similar Documents

Publication Publication Date Title
NL7505323A (nl) Continue werkwijze ter bereiding van polyamiden.
NL7510029A (nl) Stromingsmachine.
NL179656C (nl) Werkwijze ter bereiding van een wasmiddel.
FI49018C (fi) Menetelmä kvartsihiekan puhdistamiseksi erilaisista epäpuhtauksista, e rityisesti rautayhdisteistä.
BG27080A3 (bg) Метод за получаване на 2,2,6,6-тетраметил-4- оксипиперидин
DK139877B (da) Maskine til rensning af sand, særlig på badestrande.
SE415677B (sv) Forfarande for rening av avloppsvatten fran papperstillverkning.
SE7505862L (sv) Kedjetransportor for tryckmaskiner.
BG27081A3 (bg) Метод за получаване на 2,2,6,6-тетраметил-4- оксипиперидин
NL189855C (nl) Oxychloreringswerkwijze.
FI51336C (fi) Menetelmä rautaa ja rautyhdisteitä epäpuhtautena sisältävän hiekan puh distamiseksi.
NL7508863A (nl) Wieluitlijn machine.
NO147740C (no) Stoepemaskin av hjulbaandtype.
BE819709A (fr) Procede pour reparer des lingotieres etc.
NL7415563A (nl) Gelijkdrukmachine.
AT331092B (de) Mehrzweckmaschine zur metallbearbeitung
NL7409195A (nl) Schoonmaakstaaf.
NO145465C (no) Utporsjoneringsaordning for tuber o.l.
NL7411516A (nl) Werkwijze ter vervaardiging van biaxaal gestrek- te foelies, alsmede aldus verkregen foelies.
NL7312521A (nl) Gereedschapsmachine.
CH551406A (de) Verfahren zum herstellen von glycidylaethern.
IT1004719B (it) Macchine d armatura per telai tes sili
BE826437A (fr) Procede pour fabriquer des 1,3-dialkyl-urees
SE7508726L (sv) Tablettformigt medel for borttagning av kalkavsettningar.
CH548812A (de) Verfahren zum herstellen von gesinterten formteilen.