Method for the chemical decontamination of nuclear reactor components
Patent
·
OSTI ID:6850504
Chemical decontamination of equipment contaminated with radioactive material, such as components and systems, particularly water-cooled nuclear reactors, by pretreating with alkaline permanganate, rinsing with demineralized water, treating with a citrate-oxalate solution, rinsing with demineralized water , and post-treating with an acidified hydrogen peroxide solution containing suspended inert particles. Solutions desirably contain no sulfur. The decontamination solution with a ph of about 3.5 and other preferred operating conditions are recited.
- Assignee:
- Kraftwerk Union Ag (Germany, Federal Republic Of)
- Patent Number(s):
- US 4226640
- OSTI ID:
- 6850504
- Country of Publication:
- United States
- Language:
- English
Similar Records
METHOD OF CHEMICAL DECONTAMINATION OF STAINLESS STEEL NUCLEAR FACILITIES
DECONTAMINATION EXPERIENCE WITH HIGH-TEMPERATURE IN-REACTOR TEST LOOPS
DECONTAMINATION OF PRESSURIZED-WATER SYSTEMS. (thesis)
Patent
·
Mon Dec 18 23:00:00 EST 1961
·
OSTI ID:4832216
DECONTAMINATION EXPERIENCE WITH HIGH-TEMPERATURE IN-REACTOR TEST LOOPS
Technical Report
·
Tue Apr 23 23:00:00 EST 1963
·
OSTI ID:4629434
DECONTAMINATION OF PRESSURIZED-WATER SYSTEMS. (thesis)
Technical Report
·
Sun Dec 31 23:00:00 EST 1961
·
OSTI ID:4817422
Related Subjects
22 GENERAL STUDIES OF NUCLEAR REACTORS
220900* -- Nuclear Reactor Technology-- Reactor Safety
38 RADIATION CHEMISTRY, RADIOCHEMISTRY, AND NUCLEAR CHEMISTRY
400702 -- Radiochemistry & Nuclear Chemistry-- Properties of Radioactive Materials
ALKALI METAL COMPOUNDS
CARBOXYLIC ACID SALTS
CITRATES
CLEANING
DECONTAMINATION
HYDROGEN COMPOUNDS
HYDROGEN PEROXIDE
MANGANESE COMPOUNDS
ORGANIC ACIDS
ORGANIC COMPOUNDS
OXALATES
OXYGEN COMPOUNDS
PERMANGANATES
PEROXIDES
REACTOR COMPONENTS
REACTORS
TRANSITION ELEMENT COMPOUNDS
WATER COOLED REACTORS
220900* -- Nuclear Reactor Technology-- Reactor Safety
38 RADIATION CHEMISTRY, RADIOCHEMISTRY, AND NUCLEAR CHEMISTRY
400702 -- Radiochemistry & Nuclear Chemistry-- Properties of Radioactive Materials
ALKALI METAL COMPOUNDS
CARBOXYLIC ACID SALTS
CITRATES
CLEANING
DECONTAMINATION
HYDROGEN COMPOUNDS
HYDROGEN PEROXIDE
MANGANESE COMPOUNDS
ORGANIC ACIDS
ORGANIC COMPOUNDS
OXALATES
OXYGEN COMPOUNDS
PERMANGANATES
PEROXIDES
REACTOR COMPONENTS
REACTORS
TRANSITION ELEMENT COMPOUNDS
WATER COOLED REACTORS