http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Solidification/stabilization of simulated uranium and nickel contaminated sludges
3,000 mg/L nickel in the untreated sludge were reduced to
additives in the Portland cement based treatment systems.
and nickel concentrations, leachability, physical
based systems for a range of binder-to-waste ratios, and
be evaluated over long curing periods. Attempts at
binder interactions, and the suitability and effectiveness of
Compressive Strength, regulatory compliance, and risk
Department of Energy facilities have generated large volumes
estimating the extent of sorption and other immobilization
immobilization in terms Of MacMullin number and Unconfined
less than 10 mg/L uranium and 30 mg /L nickel in the TCLP
mechanisms were made using dry and hydrated cement matrices.
of mixed wastes with hazardous and radioactive components.
optimal substitutions of cement with additives. This was
over three binder-to-waste ratios. The 900 mg/L uranium and
Portland cement based systems with flyash, silica fume and
reduction were evaluated in the solid waste forms ranging
representative of the actual Oak Ridge K-25 pond waste.
Research missions in nuclear energy conducted by the U.S.
Screening tools such as the short term slurry tests were used
sodium sulfide as additives were studied. Porewater uranium
Solidification/Stabilization (S/S) chemistry, complex waste-
the S/S system components to design solid waste form mixes to
The treatability was investigated with a simulated waste
this research which focused on better understanding the
to ascertain the behavior of the contaminants in the cement
Uranium and nickel are the primary contaminants of concern in
used in combination with the Acid Neutralizing Capacity of
Issued also on microfiche from Lange Micrographics.
Includes bibliographical references: pages 112-117.