Specialized metallurgical processes – compositions for use therei – Processes – Free metal or alloy reductant contains magnesium
Reexamination Certificate
2005-08-30
2005-08-30
Andrews, Melvyn (Department: 1742)
Specialized metallurgical processes, compositions for use therei
Processes
Free metal or alloy reductant contains magnesium
C423S049000
Reexamination Certificate
active
06936090
ABSTRACT:
A process for elution of rhenium adsorbed on strongly basic ion-exchange resins by means of highly concentrated aqueous hydrochloric acid solution is described, in which the ion-exchange resin is treated with aqueous solution containing an oxidizing agent.
REFERENCES:
patent: 2876065 (1959-03-01), Zimmerley et al.
patent: 2945743 (1960-07-01), Zimmerley et al.
patent: 3244475 (1966-04-01), Churchward
patent: 3458277 (1969-07-01), Platzke et al.
patent: 3558268 (1971-01-01), Prater et al.
patent: 3672874 (1972-06-01), Wiley
patent: 3733388 (1973-05-01), Ziegler
patent: 3984478 (1976-10-01), Homeier
patent: 4557906 (1985-12-01), Douglas et al.
patent: 5116415 (1992-05-01), Rinehart
patent: 155 825 (1982-07-01), None
patent: 260 227 (1988-09-01), None
patent: 2 005 651 (1979-04-01), None
patent: 2 009 119 (1979-06-01), None
patent: 124 799 (1983-02-01), None
patent: 163 359 (1963-07-01), None
patent: 193 724 (1967-03-01), None
R.N. Platzke and D.D. Harbuck “Improved Rhenium Recovery From Molybdenum Concentrates”, Proceeding of the Second International Symposium on Metallurgical Processes for the Year 2000 and Beyond and the 1994 TMS Extraction and Process Metallurgy Meeting, San Diego, California.
Erb Michael
Mathy Wolfgang
Meese-Marktscheffel Juliane
Olbrich Armin
Stoller Viktor
Andrews Melvyn
Franks James R.
Gil Joseph C.
H. C. Starck GmbH
LandOfFree
Process for isolating rhenium does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Process for isolating rhenium, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for isolating rhenium will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3483524