Coolant reclamation process

Claim 1

THE METHOD OF RECLAIMING POLYPHENYL NUCLEAR REACTOR FLUID WHICH COMPRISES CONTACTING (A) THE HIGH BOILER MATERIAL WHICH IS THE PYROLYSIS AND RADIOLYSIS PRODUCT OF SAID FLUID AND WHICH BOILS ABOVE THE BOILING POINT OF SAID FLUID WITH (B) AN INERT ORGANIC SOLVENT FOR SAID HIGH BOILER WHICH IS CAPABLE OF DISSOLVING AT LEAST 0.7 GRAM OF HIGH BOILER PER GRAM OF SOLVENT AND IS SELECTED FROM THE CLASS CONSISTING OF CARBON TETRACHLORIDE, CHLOROFORM, TETRAHYDROFURAN, DIETHYLENE GLYCOL DIMETHYL ETHER AND BENZENOID HYDROCARBONS WHICH ARE FREE OF OLEFINIC AND ACETYLENIC UNSATURATION AND BOIL BELOW THE BOILING POINT OF SAID HIGH BOILER MATERIAL, AND (C) AN INERT ORGANIC LIQUID WHICH IS INCAPABLE OF DISSOLVING MORE THAN 0.3 GRAM OF THE HIGH BOILER PER GRAM OF SAID LIQUID AND IS SELECTED FROM THE CLASS CONSISTING OF LOWER ALKANOLS, THE NORMALLY LIQUID ALKANES AND CYCLOALKANES, ESSENTIALLY PARAFFINIC AND CYCLOPARAFFINIC PETROLEUM DISTILLATES, ALKANOES, ALKYL ETHERS AND ALKYL ALKANOATES, THE PROPORTION OF (B) TO (C) BEING FROM 90:10 TO 10:90 PARTS BY VOLUME AND THE PROPORTION OF THE TOTAL VOLUME OF (B) PLUS (C) TO THE VOLUME OF (A) BEING FROM 2:1 TO 20:1; SEPARATING THE RESULTING PRECIPITATE; AND REMOVING FROM THE RESIDUE MATERIAL BOILING SUBSTANTIALLY BELOW THE BOILING POINT OF THE POLYPHENYL NUCLEAR REACTOR FLUID RECOVER SAID FLUID.