US PATENT SUBCLASS 976 / DIG 390
.~.~.~ By dilution in water (e.g., in ocean, in stream) [G21F-9/26]


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976 /   HD   NUCLEAR TECHNOLOGY

DIG 375  DD  DECONTAMINATION ARRANGEMENTS; TREATING RADIOACTIVELY CONTAMINATED MATERIAL [G21F-9/00] {5}
DIG 379  DD  .~ Treating liquids [G21F-9/04] {2}
DIG 387  DD  .~.~ Disposal of liquid waste [G21F-9/20] {3}
DIG 390.~.~.~ By dilution in water (e.g., in ocean, in stream) [G21F-9/26]