Process for the recovery of palladium from spent silica

Details Process for the recovery of palladium from spent silica Process for the recovery of palladium from spent silica

2006-09-19

2006-09-19

Bos, Steven (Department: 1754)

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Platinum group metal

C423S335000, C540S140000

Reexamination Certificate

active

07108839

ABSTRACT:
The present invention provides a provides a process for the recovery of precious metals from spent catalysts or adsorbent or inorganic waste, more specifically the process relates to recovery of Pd from silica, which is used as an adsorbent in column chromatography or as a catalyst support in many catalysts.

REFERENCES:
patent: 3947543 (1976-03-01), Thiel et al.
patent: 4041126 (1977-08-01), Baltz et al.
patent: 4331634 (1982-05-01), Shanton et al.
patent: 4360380 (1982-11-01), Zarur
patent: 4578250 (1986-03-01), Dimmit et al.
patent: 4956325 (1990-09-01), Ngoc Le
patent: 9006696 (1992-07-01), None
patent: 798712 (1958-07-01), None
patent: 1090294 (1967-11-01), None
patent: 1578123 (1980-11-01), None
patent: 2 127 001 (1984-04-01), None
patent: 4015266 (1992-01-01), None
patent: 61 110731 (1986-05-01), None
patent: 61238927 (1986-10-01), None
patent: 0 1189347 (1989-07-01), None
patent: 77670 (1981-10-01), None
patent: 83032 (1984-01-01), None
patent: 115067 (1999-10-01), None
patent: 2095442 (1997-11-01), None
patent: 525469 (1976-11-01), None
patent: 833495 (1981-06-01), None
patent: WO 2004/050926 (2004-06-01), None
International Search Report Application No. PCT/IB 02/05198 dated Feb. 12, 2002.

Affiliated with

Also associated with

Rating

Process for the recovery of palladium from spent silica 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 the recovery of palladium from spent silica, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the recovery of palladium from spent silica will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3613951