BR8307569A - Metodo para a producao de silica - Google Patents

Metodo para a producao de silica

Info

Publication number
BR8307569A
BR8307569A BR8307569A BR8307569A BR8307569A BR 8307569 A BR8307569 A BR 8307569A BR 8307569 A BR8307569 A BR 8307569A BR 8307569 A BR8307569 A BR 8307569A BR 8307569 A BR8307569 A BR 8307569A
Authority
BR
Brazil
Prior art keywords
silica
production
Prior art date
Application number
BR8307569A
Other languages
English (en)
Inventor
Goesta Bertil Lagerstroem
Hans Arne Lennart Berglund
Original Assignee
Boliden Ab
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 SE8205825A external-priority patent/SE439477B/sv
Application filed by Boliden Ab filed Critical Boliden Ab
Publication of BR8307569A publication Critical patent/BR8307569A/pt

Links

BR8307569A 1982-10-13 1983-09-29 Metodo para a producao de silica BR8307569A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE8205825A SE439477B (sv) 1982-10-13 1982-10-13 Forfarande for produktion av huvudsakligen ren kiselsyra fran avfallskiselsyra
PCT/SE1983/000341 WO1984001567A1 (en) 1982-10-13 1983-09-29 Method for producing silica

Publications (1)

Publication Number Publication Date
BR8307569A true BR8307569A (pt) 1984-08-28

Family

ID=26658260

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8307569A BR8307569A (pt) 1982-10-13 1983-09-29 Metodo para a producao de silica

Country Status (2)

Country Link
AU (1) AU2038883A (pt)
BR (1) BR8307569A (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69324716T2 (de) * 1992-02-13 1999-09-09 Becton Dickinson Co Celithydrat und Reinigung von DNS
CN112919477B (zh) * 2021-03-12 2023-11-03 成信实业股份有限公司 半导体废硅泥的二氧化硅再生方法

Also Published As

Publication number Publication date
AU2038883A (en) 1984-05-04

Similar Documents

Publication Publication Date Title
ES509658A0 (es) Un procedimiento para la produccion de un derivado de carbostirilo
BR8201250A (pt) Processo para a preparacao de poliisocianatos
BR8305216A (pt) Processo para a preparacao de cloridrato de p - nitrosedifenilamina
BR8104188A (pt) Processo para a preparacao de gases reacionais
BR8108482A (pt) Processo para producao de n-fosfonometilglicina
ES499401A0 (es) Un procedimiento para la produccion de compuestos de tria- ril-metano
BR8404867A (pt) Processo para a preparacao de n-glicidilaminas
BR8303922A (pt) Processo para producao de n-fosfonometilglicina
BR8201575A (pt) Processo para a preparacao de glicolaldeido
BR8103889A (pt) Processo para a preparacao de compostos
ES526050A0 (es) Un procedimiento para la produccion de glutation
BR8101793A (pt) Processo para producao de n-hidroxialquil-carbazol
BR8305366A (pt) Metodo para a producao de l-fenil-alanina
BR8307733A (pt) Processo para a fabricacao de oxinitretos de itrio silicio
BR8407063A (pt) Processo para a preparacao de uretanas
BR8304666A (pt) Processo para producao de nitrilotriacetonitrila
BR8101594A (pt) Processo para a preparacao de compostos de dihalogenotriazinil-amino-naftol
BR8204388A (pt) Processo para a fabricacao de 3-bromo-4-fluor-benzaldeido
BR8306844A (pt) Processo para a preparacao de 4-nitrodifenilaminas
BR8307569A (pt) Metodo para a producao de silica
BR8203595A (pt) Processo para a fabricacao de alfa-cianobenzilesteres
BR8106408A (pt) Processo para a preparacao de acetaldeido
BR8106409A (pt) Processo para a preparacao de acetaldeido
BR8406095A (pt) Processo para a producao de 5-oxetilsulfonil-2-aminofenol(-eteres)
ES530666A0 (es) Un procedimiento para la produccion de compuestos poliprenilicos