BR8802450A - Processo de reducao dos teores de fosforo e alumina de minerios de ferro - Google Patents

Processo de reducao dos teores de fosforo e alumina de minerios de ferro

Info

Publication number
BR8802450A
BR8802450A BR8802450A BR8802450A BR8802450A BR 8802450 A BR8802450 A BR 8802450A BR 8802450 A BR8802450 A BR 8802450A BR 8802450 A BR8802450 A BR 8802450A BR 8802450 A BR8802450 A BR 8802450A
Authority
BR
Brazil
Prior art keywords
phosphorus
contents
aluminum
reducing
iron ores
Prior art date
Application number
BR8802450A
Other languages
English (en)
Inventor
Elcio Marques Coelho
Joao Martins Da Silva
Armando Correa De Araujo
Original Assignee
Mineracao Da Trindade Sa
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 Mineracao Da Trindade Sa filed Critical Mineracao Da Trindade Sa
Priority to BR8802450A priority Critical patent/BR8802450A/pt
Publication of BR8802450A publication Critical patent/BR8802450A/pt

Links

BR8802450A 1988-05-17 1988-05-17 Processo de reducao dos teores de fosforo e alumina de minerios de ferro BR8802450A (pt)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR8802450A BR8802450A (pt) 1988-05-17 1988-05-17 Processo de reducao dos teores de fosforo e alumina de minerios de ferro

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR8802450A BR8802450A (pt) 1988-05-17 1988-05-17 Processo de reducao dos teores de fosforo e alumina de minerios de ferro

Publications (1)

Publication Number Publication Date
BR8802450A true BR8802450A (pt) 1990-01-02

Family

ID=4044777

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8802450A BR8802450A (pt) 1988-05-17 1988-05-17 Processo de reducao dos teores de fosforo e alumina de minerios de ferro

Country Status (1)

Country Link
BR (1) BR8802450A (pt)

Similar Documents

Publication Publication Date Title
GB2150539B (en) Improvements in or relating to packages and closures therefor
EP0590327A3 (en) Detection of nucleic acids in blood
SG59959A1 (en) Marking of products to establish identity and source
BR8606968A (pt) Perfluoropolieteres e processo de preparacao dos mesmos
BR9003744A (pt) Processo de reducao direta de oxidos de metal contendo ferro
BR8907264A (pt) Composicao e processo de revestimento de composicao
ES553969A0 (es) Mejoras en las maquinas de manipulacion de depositos de articulos y recipientes similares
BR8602894A (pt) Documento de seguranca e processo de autentificacao do mesmo
BR8901759A (pt) Processo de dessulfuracao do ferro fundido liquido e produto composito de involucro metalico tubular
EP0324253A3 (en) Metal detection in the vicinity of ferrous boundaries
GB8802508D0 (en) Detection of mutations in nucleic acids
BR8802450A (pt) Processo de reducao dos teores de fosforo e alumina de minerios de ferro
BR8901342A (pt) Polidiorganosiloxano e processo de preparacao do mesmo
GB2173821B (en) Improvements in or relating to the melting of ferrous solids
ES535806A0 (es) Perfeccionamientos en recipientes metalurgicos
BR8504090A (pt) Processo e dispositivo para a reducao direta de minerios de ferro contendo enxofre
GB8505957D0 (en) Remelting and hardening elongate workpiece
GB2172586B (en) Metallurgical composites and processes
BR8603660A (pt) Aperfeicoamento no processo de galvanizacao eletrolitica
BR9105035A (pt) Aperfeicoamento em processo de reducao dos teores de p e outras gangas em minerios de ferro e seus aglomerados
BR8906467A (pt) Pulveriazdo contendo minerio de cromo reduzido e processo para producao do mesmo
ZA861957B (en) Metallurgical composites and processes
IT8619409A1 (it) Procedimento e dispositivo per la colata di ferro trattato con magnesio
BR8503727A (pt) Processo de adicao de ferro-ligas carburizadas e de ligas-maes carburizadas em metalurgia
BR8601364A (pt) Processo de tratamento de minerio carnalitico

Legal Events

Date Code Title Description
FD3 Appl. lapsed due to non-payment of renewal fee