HUP1500509A1 - Process for enrichment of silicon crystal and separation from metal melt - Google Patents

Process for enrichment of silicon crystal and separation from metal melt

Info

Publication number
HUP1500509A1
HUP1500509A1 HU1500509A HUP1500509A HUP1500509A1 HU P1500509 A1 HUP1500509 A1 HU P1500509A1 HU 1500509 A HU1500509 A HU 1500509A HU P1500509 A HUP1500509 A HU P1500509A HU P1500509 A1 HUP1500509 A1 HU P1500509A1
Authority
HU
Hungary
Prior art keywords
enrichment
separation
silicon crystal
metal melt
melt
Prior art date
Application number
HU1500509A
Other languages
Hungarian (hu)
Inventor
Kaptay Gyoergy Dr
Jozsef Szabo
Gergely Balint Toth
Original Assignee
Bay Zoltan Alkalmazott Kutatasi Koezhasznu Nonprofit Kft Mernoeki Divizio
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 Bay Zoltan Alkalmazott Kutatasi Koezhasznu Nonprofit Kft Mernoeki Divizio filed Critical Bay Zoltan Alkalmazott Kutatasi Koezhasznu Nonprofit Kft Mernoeki Divizio
Priority to HU1500509A priority Critical patent/HUP1500509A1/en
Priority to PCT/IB2016/056404 priority patent/WO2017072655A1/en
Priority to EP16816738.5A priority patent/EP3368477A1/en
Publication of HUP1500509A1 publication Critical patent/HUP1500509A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B33/00—Silicon; Compounds thereof
    • C01B33/02—Silicon
    • C01B33/037—Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Silicon Compounds (AREA)
HU1500509A 2015-10-29 2015-10-29 Process for enrichment of silicon crystal and separation from metal melt HUP1500509A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
HU1500509A HUP1500509A1 (en) 2015-10-29 2015-10-29 Process for enrichment of silicon crystal and separation from metal melt
PCT/IB2016/056404 WO2017072655A1 (en) 2015-10-29 2016-10-25 Method for the enrichment and separation of silicon crystals from a molten metal for the purification of silicon
EP16816738.5A EP3368477A1 (en) 2015-10-29 2016-10-25 Method for the enrichment and separation of silicon crystals from a molten metal for the purification of silicon

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU1500509A HUP1500509A1 (en) 2015-10-29 2015-10-29 Process for enrichment of silicon crystal and separation from metal melt

Publications (1)

Publication Number Publication Date
HUP1500509A1 true HUP1500509A1 (en) 2017-05-29

Family

ID=89991968

Family Applications (1)

Application Number Title Priority Date Filing Date
HU1500509A HUP1500509A1 (en) 2015-10-29 2015-10-29 Process for enrichment of silicon crystal and separation from metal melt

Country Status (3)

Country Link
EP (1) EP3368477A1 (en)
HU (1) HUP1500509A1 (en)
WO (1) WO2017072655A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108796606B (en) * 2018-07-07 2020-11-03 玉环市几偶孵化器有限公司 Solar-grade polycrystalline silicon preparation device
EP3643680A1 (en) * 2018-10-23 2020-04-29 SiQAl UG (haftungsbeschränkt) Coupled production of high purity silicon and alumina
CN109850904B (en) * 2018-12-28 2022-05-17 宁夏大学 Method for improving yield of polycrystalline silicon purified by alloy method by using semi-solid method
CN113508090B (en) * 2019-03-27 2024-01-12 瓦克化学股份公司 Method for producing industrial silicon
CN110304634A (en) * 2019-07-05 2019-10-08 昆明理工大学 A kind of method of energy-efficient purifying industrial silicon
CN110228810A (en) * 2019-07-24 2019-09-13 信阳师范学院 A kind of efficient method for removing boron and phosphorus in silicon
CN110482556B (en) * 2019-09-10 2020-12-08 中国科学院合肥物质科学研究院 Slagging agent for removing boron in low-temperature refining of silicon material and use method thereof
CN110467185B (en) * 2019-09-10 2020-11-10 中国科学院合肥物质科学研究院 Silicon material dephosphorization purification additive and purification method
CN114778266B (en) * 2022-04-28 2024-05-07 中国第一重型机械股份公司 High-temperature melting digestion method and device for chemical analysis sample
CN115650239B (en) * 2022-09-13 2024-04-26 昆明理工大学 Method for efficiently removing impurities in metallurgical-grade silicon

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4195067A (en) * 1977-11-21 1980-03-25 Union Carbide Corporation Process for the production of refined metallurgical silicon
DE2945072A1 (en) * 1979-11-08 1981-06-04 Heliotronic Forschungs- und Entwicklungsgesellschaft für Solarzellen-Grundstoffe mbH, 8263 Burghausen METHOD FOR CLEANING RAW SILICON
US4822585A (en) * 1982-05-05 1989-04-18 Aluminum Company Of America Silicon purification method using copper or copper-aluminum solvent metal
CA2648288A1 (en) * 2006-04-04 2007-10-11 6N Silicon Inc. Method for purifying silicon
CA2680515A1 (en) * 2007-03-13 2008-09-18 6N Silicon Inc. Method for purifying silicon
CA2694806A1 (en) * 2007-07-23 2009-01-29 6N Silicon Inc. Use of acid washing to provide purified silicon crystals
CN102786060B (en) * 2012-08-15 2016-08-17 大连理工大学 A kind of method strengthening alloying fractional condensation purifying polycrystalline silicon

Also Published As

Publication number Publication date
WO2017072655A1 (en) 2017-05-04
EP3368477A1 (en) 2018-09-05

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Legal Events

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FA9A Lapse of provisional patent protection due to relinquishment or protection considered relinquished