CA1135941A - Silicium metallurgique raffine - Google Patents

Silicium metallurgique raffine

Info

Publication number
CA1135941A
CA1135941A CA000316087A CA316087A CA1135941A CA 1135941 A CA1135941 A CA 1135941A CA 000316087 A CA000316087 A CA 000316087A CA 316087 A CA316087 A CA 316087A CA 1135941 A CA1135941 A CA 1135941A
Authority
CA
Canada
Prior art keywords
silicon
ppm
platelets
slag
melt
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.)
Expired
Application number
CA000316087A
Other languages
English (en)
Inventor
Harold B. Strock
Peshotan S. Kotval
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.)
Union Carbide Corp
Original Assignee
Union Carbide Corp
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
Priority claimed from US05/853,759 external-priority patent/US4193975A/en
Priority claimed from US05/853,763 external-priority patent/US4193974A/en
Priority claimed from US05/853,758 external-priority patent/US4195067A/en
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of CA1135941A publication Critical patent/CA1135941A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Silicon Compounds (AREA)
  • Photovoltaic Devices (AREA)
CA000316087A 1977-11-21 1978-11-09 Silicium metallurgique raffine Expired CA1135941A (fr)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US85376077A 1977-11-21 1977-11-21
US05/853,759 US4193975A (en) 1977-11-21 1977-11-21 Process for the production of improved refined metallurgical silicon
US853,758 1977-11-21
US05/853,763 US4193974A (en) 1977-11-21 1977-11-21 Process for producing refined metallurgical silicon ribbon
US05/853,758 US4195067A (en) 1977-11-21 1977-11-21 Process for the production of refined metallurgical silicon
US853,759 1977-11-21
US853,763 1977-11-21
US853,760 1997-05-09

Publications (1)

Publication Number Publication Date
CA1135941A true CA1135941A (fr) 1982-11-23

Family

ID=27505917

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000316087A Expired CA1135941A (fr) 1977-11-21 1978-11-09 Silicium metallurgique raffine

Country Status (4)

Country Link
CA (1) CA1135941A (fr)
DE (1) DE2862081D1 (fr)
IL (1) IL56007A0 (fr)
IN (1) IN150476B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111348653A (zh) * 2020-03-16 2020-06-30 昆明理工大学 一种利用含钛渣和低纯硅物料制备高纯硅、钛白和高纯氟化物的方法
CN111747415A (zh) * 2020-07-13 2020-10-09 昆明理工大学 一种工业硅中杂质铁的去除方法
CN112441588A (zh) * 2020-12-31 2021-03-05 重庆大学 一种金刚石线切割硅废料的脱氧方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111348653A (zh) * 2020-03-16 2020-06-30 昆明理工大学 一种利用含钛渣和低纯硅物料制备高纯硅、钛白和高纯氟化物的方法
CN111747415A (zh) * 2020-07-13 2020-10-09 昆明理工大学 一种工业硅中杂质铁的去除方法
CN112441588A (zh) * 2020-12-31 2021-03-05 重庆大学 一种金刚石线切割硅废料的脱氧方法

Also Published As

Publication number Publication date
IN150476B (fr) 1982-10-16
DE2862081D1 (en) 1982-12-09
IL56007A0 (en) 1979-01-31

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Legal Events

Date Code Title Description
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