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Class Information
Number: 976/DIG.294
Name: Nuclear technology > Details of nuclear power plant [g21d-1/00] *** (control dig. 296) > Arrangements of auxiliary equipment [g21d-1/02]
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5075071 |
Cleaning and excavating tool for control rod canopy seals |
Dec. 24, 1991 |
| 5061433 |
Process for the replacement of a heating rod of a pressurizer of a pressurized-water nuclear reactor |
Oct. 29, 1991 |
| 5009836 |
Method for temporary shielding of reactor vessel internals |
Apr. 23, 1991 |
| 4961899 |
Multiple-cable connecting device for a nuclear reactor |
Oct. 9, 1990 |
| 4950447 |
Snubber monitoring system for nuclear power plants |
Aug. 21, 1990 |
| 4932887 |
Method of making connections in liquids using pressurized gas |
Jun. 12, 1990 |
| 4925622 |
Treadable insulation system with lagging support |
May. 15, 1990 |
| 4921434 |
Apparatus for making connections in liquids using pressurized gas |
May. 1, 1990 |
| 4910823 |
Cleaning mechanism for penetration interfaces in nuclear pressure vessels |
Mar. 27, 1990 |
| 4890906 |
Rotary optical switch having make-before-break feature |
Jan. 2, 1990 |
| 4832305 |
Equipment support system |
May. 23, 1989 |
| 4815574 |
Frictionless damper |
Mar. 28, 1989 |
| 4815989 |
Apparatus for making connections in liquids |
Mar. 28, 1989 |
| 4811777 |
Device for at least partly closing a vertical opening in a building and its use as a mechanical anti-freeze shutter |
Mar. 14, 1989 |
| 4742227 |
Mobile type inspection apparatus |
May. 3, 1988 |
| 4716297 |
Method and apparatus for optically switching current |
Dec. 29, 1987 |
| 4713209 |
Drain recovery system for condensate feedwater system of nuclear power plant |
Dec. 15, 1987 |
| 4676946 |
Thermal insulating blanket |
Jun. 30, 1987 |
| 4668038 |
Safety grade pressurizer heater power supply connector assembly |
May. 26, 1987 |
| 4526005 |
Long-period thermal storage accumulators |
Jul. 2, 1985 |
| 4490836 |
Shut-off valve |
Dec. 25, 1984 |
| 4471618 |
Nuclear power plant and method for the operation of such a power plant |
Sep. 18, 1984 |
| 4448023 |
Pressure wave attenuating main steam line apparatus |
May. 15, 1984 |
| 4410486 |
Nuclear reactor with a liquid coolant |
Oct. 18, 1983 |
| 4399656 |
Long-period thermal storage accumulators |
Aug. 23, 1983 |
| 4374083 |
Nuclear reactor having a liquid coolant |
Feb. 15, 1983 |
| 4360496 |
Cooling system for auxiliary systems of a nuclear installation |
Nov. 23, 1982 |
| 4343682 |
Plant having feed water heating means for nuclear units during plant start up and method of operating the same |
Aug. 10, 1982 |
| 4339410 |
Control for liquid plant |
Jul. 13, 1982 |
| 4328944 |
Load supporting device |
May. 11, 1982 |
| 4297061 |
Steam generator shell parting method and apparatus |
Oct. 27, 1981 |
| 4294311 |
Method of and arrangement for the seasonal storage and use of hot water produced in particular by electrical power-generating thermal and nuclear stations |
Oct. 13, 1981 |
| 4290853 |
Protection of steam piping in a nuclear reactor |
Sep. 22, 1981 |
| 4289043 |
Protective device for an inertia wheel rotating |
Sep. 15, 1981 |
| 4282062 |
Procedure and equipment for injecting gas into liquids |
Aug. 4, 1981 |
| 4280871 |
Live steam shut-off device for pressurized water reactors |
Jul. 28, 1981 |
| 4259156 |
Device for coupling pipelines in reactor pressure vessels, preferably the pipelines of the feedwater manifold |
Mar. 31, 1981 |
| 4241814 |
Mechanical-hydraulic damper for a load subject to shocks and vibrations |
Dec. 30, 1980 |
| 4237938 |
Energy absorbing device for pipelines |
Dec. 9, 1980 |
| 4231395 |
Non-return valve |
Nov. 4, 1980 |
| 4216670 |
Hydraulic vibration brake particularly for use in nuclear power plants |
Aug. 12, 1980 |
| 4200172 |
Radiation shielded movable work station apparatus |
Apr. 29, 1980 |
| 4199857 |
Tube bundle removal method and apparatus |
Apr. 29, 1980 |
| 4174009 |
Long-period thermal storage accumulators |
Nov. 13, 1979 |
| 4159736 |
Method of and arrangement for the seasonal storage and use of hot water produced in particular by electrical power-generating thermal and nuclear stations |
Jul. 3, 1979 |
| 4155377 |
Hot fluid-conducting pipe assembly |
May. 22, 1979 |
| 4154270 |
Shock suppressor reservoir bleed and fill system and method |
May. 15, 1979 |
| 4145922 |
Thermal power measurement apparatus |
Mar. 27, 1979 |
| 4141381 |
Swing check valve |
Feb. 27, 1979 |
| 4123325 |
Containers for housing nuclear reactors |
Oct. 31, 1978 |
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