PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT

**Definition:** This place covers:

Shielding providing protection against ionising radiation, i.e. against x-radiation, gamma radiation, corpuscolar radiation or particle bombardment; devices and methods to treat radioactively contaminated materials.

**Limiting references (this place does not cover):** - Radiation protection by pharmaceutical means -> A61K8/00 - Use of cosmetics or similar toilet preparations already classified as such in A61K8/00 when brought into direct contact with the skin (i.e. topical preparations) for affording protection against X-rays or other harmful rays -> A61Q17/04 - Radiation protection in cosmonautic vehicles -> B64G1/54 - Shielding structurally associated with a reactor -> G21C11/00 - Vessels, containers or shields associated with X-ray tubes -> H01J35/16 - X-ray producing apparatus involving X-ray tubes; constructional details thereof; control thereof; circuits thereof -> H05G1/00 , H05G1/02 , H05G1/30