Backfill composition for secondary barriers in nuclear waste repositories

Patent · Fri May 30 00:00:00 EDT 1980

OSTI ID:6891713

Beall, G W; Allard, B M

A backfill composition for sorbing and retaining hazardous elements of nuclear wastes comprises 50 to 70% by weight of quartz, 10 to 30% by weight of montmorillonite, 1 to 10% by weight of phosphate mineral, 1 to 10% by weight of ferrous mineral, 1 to 10% by weight of sulfate mineral and 1 to 10% by weight of attapulgite.

• DOE Contract Number: W-7405-ENG-26
• Assignee: Dept. of Energy
• Patent Number(s): None
• OSTI ID: 6891713
• Country of Publication: United States
• Language: English

Related Subjects

052002* -- Nuclear Fuels-- Waste Disposal & Storage
12 MANAGEMENT OF RADIOACTIVE AND NON-RADIOACTIVE WASTES FROM NUCLEAR FACILITIES
ACTINIDE COMPOUNDS
ALKALINE EARTH METAL COMPOUNDS
ANHYDRITE
APATITES
ATTAPULGITE
BACKFILLING
CALCITE
CALCIUM CARBONATES
CALCIUM COMPOUNDS
CALCIUM SULFATES
CARBON COMPOUNDS
CARBONATE ROCKS
CARBONATES
CHALCOGENIDES
CHEMICAL COMPOSITION
CLAYS
DOLOMITE
ENGINEERED SAFETY SYSTEMS
GARNETS
GEOLOGIC DEPOSITS
HIGH-LEVEL RADIOACTIVE WASTES
ILMENITE
INORGANIC ION EXCHANGERS
ION EXCHANGE MATERIALS
IRON COMPOUNDS
IRON ORES
IRON OXIDES
IRON SILICATES
MAGNESIUM CARBONATES
MAGNESIUM COMPOUNDS
MAGNESIUM SILICATES
MAGNETITE
MANAGEMENT
MATERIALS
MINERALS
MONAZITES
MONTMORILLONITE
OLIVINE
ORES
OXIDES
OXYGEN COMPOUNDS
PHOSPHATES
PHOSPHORUS COMPOUNDS
POLLUTANTS
PYRITES
QUARTZ
RADIOACTIVE MATERIALS
RADIOACTIVE MINERALS
RADIOACTIVE WASTE DISPOSAL
RADIOACTIVE WASTES
RARE EARTH COMPOUNDS
ROCKS
SEDIMENTARY ROCKS
SILICATES
SILICON COMPOUNDS
SILICON OXIDES
SORPTIVE PROPERTIES
SULFATES
SULFIDES
SULFUR COMPOUNDS
SULFUR ORES
SURFACE PROPERTIES
THORIUM COMPOUNDS
THORIUM MINERALS
THORIUM PHOSPHATES
TITANIUM COMPOUNDS
TITANIUM OXIDES
TRANSITION ELEMENT COMPOUNDS
UNDERGROUND DISPOSAL
WASTE DISPOSAL
WASTE MANAGEMENT
WASTES