Destruction Or Containment Of Radioactive Waste Patents (Class 588/1)
- Cement, concrete, or hydraulic setting (Class 588/3)
- Bituminous (Class 588/5)
- Resin or polymer; e.g., cellulose, polyethylene (Class 588/6)
- Clay or claylike (Class 588/9)
- Ceramic or ceramiclike (Class 588/10)
- Ion exchange material (Class 588/13)
- Silicon containing (Class 588/14)
- Metal containing (Class 588/15)