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Class Information
Number: 976/DIG.29
Name: Nuclear technology > Nuclear reactors [g21c-1/00] *** (fusion reactors h05h-1/00; nuclear explosives dig. 423; analogue computers therefor g06g-7/54) > Thermal reactors; epithermal reactors [g21c-1/04] > Heterogeneous reactors (i.e., in which the fuel and moderator are separated) [g21c-1/06] > Moderator being substantially not pressurized (e.g., swimming-pool reactor [g21c-1/14] *** (dig. 30 takes precedence) > Moderator and coolant being different or separated (e.g., sodium-graphite reactor, sodium-heavy water reactor, organic coolant-heavy water reactor) [g21c-1/16] > Coolant being pressurized [g21c-1/18] > Moderator being liquid (e.g., pressure-tube reactor, also the construction of the pressure-tubes) [g21c-1/20]

Patents under this class:

Patent Number Title Of Patent Date Issued
4911880 Nuclear reactor having a unitary pressure container structure Mar. 27, 1990
4367196 Neutronic reactor Jan. 4, 1983
4302287 Nuclear reactor operation control process Nov. 24, 1981
4226647 Heat-treated zirconium alloy product Oct. 7, 1980
4094706 Preparation of zirconium alloys Jun. 13, 1978
3963534 Zirconium alloys Jun. 15, 1976

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