BR9106360A - Dessilicacao de solucoes do processo bayer - Google Patents

Dessilicacao de solucoes do processo bayer

Info

Publication number
BR9106360A
BR9106360A BR919106360A BR9106360A BR9106360A BR 9106360 A BR9106360 A BR 9106360A BR 919106360 A BR919106360 A BR 919106360A BR 9106360 A BR9106360 A BR 9106360A BR 9106360 A BR9106360 A BR 9106360A
Authority
BR
Brazil
Prior art keywords
dilopilation
bayer process
process solutions
solutions
bayer
Prior art date
Application number
BR919106360A
Other languages
English (en)
Inventor
Kwat I The
George Dennison Fulford
Original Assignee
Alcan Int Ltd
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 US07/568,989 external-priority patent/US5118484A/en
Application filed by Alcan Int Ltd filed Critical Alcan Int Ltd
Publication of BR9106360A publication Critical patent/BR9106360A/pt

Links

BR919106360A 1990-08-17 1991-08-15 Dessilicacao de solucoes do processo bayer BR9106360A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/568,989 US5118484A (en) 1990-08-17 1990-08-17 Desilication of bayer process solutions
PCT/CA1991/000288 WO1992003381A1 (en) 1990-08-17 1991-08-15 Desilication of bayer process solutions

Publications (1)

Publication Number Publication Date
BR9106360A true BR9106360A (pt) 1993-06-22

Family

ID=25682994

Family Applications (1)

Application Number Title Priority Date Filing Date
BR919106360A BR9106360A (pt) 1990-08-17 1991-08-15 Dessilicacao de solucoes do processo bayer

Country Status (1)

Country Link
BR (1) BR9106360A (pt)

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Legal Events

Date Code Title Description
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FB36 Technical and formal requirements: requirement - article 36 of industrial property law
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 15/08/2011