Magnetic separation of uranium from waste materials
Criteria were developed for selection of candidate wastes for testing magnetic separation of uranium and/or other paramagnetic materials. A survey of Department of Energy (DOE) hazardous wastes was conducted to determine good candidates for bench-scale magnetic separation tests. Representatives of 21 DOE sites were contacted, and materials were identified as potential candidates for magnetic separation. To date, seven samples have been obtained and tested for separability of uranium with a bench-scale magnetic assaying device. The samples tested have been obtained from the K-1401B and K-1401C ponds in Oak Ridge, Tennessee; from waste piles in Maywood, New Jersey; from North and South Ponds in Richland, Washington; and from magnesium fluoride drums in Fernald, Ohio. The magnetic device utilized in these tests can be used in a deflective mode with dry particulate samples or a matrix-gradient mode with either dry particulate or liquid-suspended materials. Uranium separation from magnesium fluoride has shown exceptionally good performance in both wet and dry systems and could be an important application of the technology. 13 figs., 6 tabs.
- Research Organization:
- Oak Ridge National Lab., TN (USA)
- Sponsoring Organization:
- ASTM
- DOE Contract Number:
- AC05-84OR21400
- OSTI ID:
- 5745176
- Report Number(s):
- CONF-871187-2; ON: DE91009653
- Resource Relation:
- Conference: 8. symposium on hazardous and industrial solid waste testing and disposal, Clearwater, FL (USA), 12-13 Nov 1987
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
HAZARDOUS MATERIALS
SEPARATION PROCESSES
MAGNETIC SEPARATORS
BENCH-SCALE EXPERIMENTS
RADIOACTIVE WASTES
URANIUM
PARAMAGNETISM
CLASSIFICATION
DECONTAMINATION
FEED MATERIALS PRODUCTION CENTER
MAGNESIUM FLUORIDES
NEW JERSEY
OAK RIDGE RESERVATION
PARTICULATES
PERFORMANCE
PONDS
RICHLAND
SAMPLE PREPARATION
SAMPLING
SUSPENSIONS
ACTINIDES
ALKALINE EARTH METAL COMPOUNDS
CLEANING
CONCENTRATORS
DISPERSIONS
ELEMENTS
FEDERAL REGION II
FEDERAL REGION X
FEED MATERIALS PLANTS
FLUORIDES
FLUORINE COMPOUNDS
HALIDES
HALOGEN COMPOUNDS
INDUSTRIAL PLANTS
MAGNESIUM COMPOUNDS
MAGNETISM
MATERIALS
METALS
NATIONAL ORGANIZATIONS
NORTH AMERICA
NUCLEAR FACILITIES
PARTICLES
RADIOACTIVE MATERIALS
SURFACE WATERS
US AEC
US DOE
US ERDA
US ORGANIZATIONS
USA
WASHINGTON
WASTES
052001* - Nuclear Fuels- Waste Processing