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BR9505545A - Process for the production of silica sand from silica contained in iron ore beneficiation waste - Google Patents

Process for the production of silica sand from silica contained in iron ore beneficiation waste

Info

Publication number
BR9505545A
BR9505545A BR9505545A BR9505545A BR9505545A BR 9505545 A BR9505545 A BR 9505545A BR 9505545 A BR9505545 A BR 9505545A BR 9505545 A BR9505545 A BR 9505545A BR 9505545 A BR9505545 A BR 9505545A
Authority
BR
Brazil
Prior art keywords
silica
production
iron ore
ore beneficiation
contained
Prior art date
Application number
BR9505545A
Other languages
Portuguese (pt)
Inventor
Moura Helcio Pinheiro
Vasconcelo Jose Aluizio De
Julio Cesar Bittencourt
Fonseca Marcelo Jose Da
Original Assignee
Moura Helcio Pinheiro
Julio Cesar Bittencourt
Fonseca Marcelo Jose Da
De Vasconcelos Jose Aluizio
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4063013&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR9505545(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Moura Helcio Pinheiro, Julio Cesar Bittencourt, Fonseca Marcelo Jose Da, De Vasconcelos Jose Aluizio filed Critical Moura Helcio Pinheiro
Priority to BR9505545A priority Critical patent/BR9505545A/en
Publication of BR9505545A publication Critical patent/BR9505545A/en

Links

BR9505545A 1995-11-20 1995-11-20 Process for the production of silica sand from silica contained in iron ore beneficiation waste BR9505545A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
BR9505545A BR9505545A (en) 1995-11-20 1995-11-20 Process for the production of silica sand from silica contained in iron ore beneficiation waste

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BR9505545A BR9505545A (en) 1995-11-20 1995-11-20 Process for the production of silica sand from silica contained in iron ore beneficiation waste

Publications (1)

Publication Number Publication Date
BR9505545A true BR9505545A (en) 1997-11-04

Family

ID=4063013

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9505545A BR9505545A (en) 1995-11-20 1995-11-20 Process for the production of silica sand from silica contained in iron ore beneficiation waste

Country Status (1)

Country Link
BR (1) BR9505545A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010109191A1 (en) * 2009-03-27 2010-09-30 The University Of Birmingham Platinum group metal recovery from powdery waste

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010109191A1 (en) * 2009-03-27 2010-09-30 The University Of Birmingham Platinum group metal recovery from powdery waste
US8662310B2 (en) 2009-03-27 2014-03-04 The University Of Birmingham Platinum group metal recovery from powdery waste

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Legal Events

Date Code Title Description
FA10 Dismissal: dismissal - article 33 of industrial property law
HKFN Application deemed withdrawn (deleted)
FF Decision: granting
B16A Patent or certificate of addition of invention granted
B22O Others referring to patents and certificate of addition of invention: request according to the law

Free format text: INPI-52400.000781/06 ORIGEM: JUIZO DA 37A VF DO RIO DE JANEIRO PROCESSO: 2005.51.01.527027-7 ACAO ORDINARIA AUTOR: CIA VALE DO RIO DOCE REU: INSTITUTO NACIONAL DA PROPRIEDADE INDUSTRIAL - INPI E OUTROS.

B19A Notification of judicial decision: notification of judicial decision

Free format text: INPI-52400.000781/06 SECAO JUDICIARIA DO RIO DE JANEIRO - 13A VARA FEDERAL PROCESSO NO. 2005.5101.527027-7 AUTOR:COMPANHIA VALE DO RIO DOCE REU(S): INSTITUTO NACIONAL DA PROPRIEDADE INDUSTRIAL -INPI E OUTROS DECISAO: DE TODO O EXPOSTO, JULGO IMPROCEDENTES OS PEDIDOS AUTORAIS, RESOLVENDO O MERITO DA PRESENTE DEMANDA (ART. 269, I, DO CPC).

B21A Expiry acc. art. 78, item i of ipl- expiry of the term of protection

Free format text: PATENTE EXTINTA EM 20/11/2015