Membership
Tour
Register
Log in
Tze Chao
Follow
Person
Newark, DE, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Continuous ore reaction process by fluidizing
Patent number
5,490,976
Issue date
Feb 13, 1996
E. I. Du Pont de Nemours and Company
Foster W. Rennie
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for purifying TiO.sub.2 ore
Patent number
5,181,956
Issue date
Jan 26, 1993
E. I. Du Pont de Nemours and Company
Tze Chao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for purifying TiO.sub.2 ore by alternate leaching with an aq...
Patent number
5,085,837
Issue date
Feb 4, 1992
E. I. Du Pont de Nemours and Company
Tze Chao
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for purifying TiO.sub.2 ore
Patent number
5,011,666
Issue date
Apr 30, 1991
E. I. Du Pont de Nemours and Company
Tze Chao
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Landfillable composition from iron chloride waste treatment in molt...
Patent number
4,655,839
Issue date
Apr 7, 1987
E. I. Du Pont de Nemours and Company
Tze Chao
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information
Patent Grant
Iron chloride waste treatment in molten salt
Patent number
4,532,113
Issue date
Jul 30, 1985
E. I. Du Pont de Nemours and Company
Tze Chao
B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL