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Class Information
Number: 250/515.1
Name: Radiant energy > Radiation controlling means > Shields
Description: Subject matter comprising means to absorb radiant energy not elsewhere provided for.


Sub-classes under this class:

Class Number Class Name Patents
250/517.1 Construction elements or building parts 107
250/519.1 Flexible 116
250/516.1 Garments 81
250/518.1 With neutron absorption material 98


Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
5245195 Radiation resistant film Sep. 14, 1993
5239125 EMI/RFI shield Aug. 24, 1993
5236101 Radiation proof tamper-indicating container Aug. 17, 1993
5225685 Construction module protecting against emissions from radio active material and method Jul. 6, 1993
5220175 Portable radiation protection enclosure device Jun. 15, 1993
5212387 Laser radiation barrier May. 18, 1993
5202566 VDT radiation protection system Apr. 13, 1993
5194742 Method of and apparatus for shielding electron and other particle beam accelerators Mar. 16, 1993
5190990 Device and method for shielding healthy tissue during radiation therapy Mar. 2, 1993
5163504 Container heating or cooling device and building material Nov. 17, 1992
5153378 Personal space shielding apparatus Oct. 6, 1992
5151819 Barrier for scattering electromagnetic radiation Sep. 29, 1992
5149494 Protecting personnel and the environment from radioactive emissions by controlling such emissions and safely disposing of their energy Sep. 22, 1992
5148040 Radiation blocking device and method of use with radiation detecting probe Sep. 15, 1992
5140710 Bilayer X-ray eye shield Aug. 25, 1992
5115139 Bracket device and method of adjustable field shaping for external beam radiation therapy treatment May. 19, 1992
5113078 Radiation shielding structure May. 12, 1992
5103103 Microwave shield Apr. 7, 1992
5090044 X-ray examination apparatus Feb. 18, 1992
5084233 Reactor head shielding apparatus Jan. 28, 1992
5084234 Absorption casing for a source of radioactive radiation, particularly for a nuclear reactor Jan. 28, 1992
5082995 Electrical cables Jan. 21, 1992
5079644 Multi-layered reflective structure and method of making same Jan. 7, 1992
5045708 Radiation shield for protecting internal body organs Sep. 3, 1991
5038047 Radiation shield hood for the head and neck Aug. 6, 1991
5032764 Coil, a method of construction of said coil and an imaging device equipped with a coil of this type Jul. 16, 1991
5015864 Mobile radiation shield May. 14, 1991
5015863 Radiation shield and shielding material with excellent heat-transferring property May. 14, 1991
5015865 X-ray-protective surgical garment having a removable lead insert May. 14, 1991
5012080 Directional particle filter Apr. 30, 1991
5012114 Radiation shield Apr. 30, 1991
5006718 X-ray shield for X-ray examination table Apr. 9, 1991
H897 Boron-copper neutron absorbing material and method of preparation Mar. 5, 1991
4980564 Radiation barrier fabric Dec. 25, 1990
4965456 Radiation guard means Oct. 23, 1990
4948981 Primary manway shielding and exhaust covers for a steam generator Aug. 14, 1990
4949010 X-ray attenuating ceramic materials Aug. 14, 1990
4943991 Contoured imaging system Jul. 24, 1990
4943815 Laser printer with light-exposure prevention Jul. 24, 1990
4914306 Versatile composite radiation shield Apr. 3, 1990
4901738 Laser shield Feb. 20, 1990
4893023 Radiation shielding apparatus Jan. 9, 1990
4889135 Reflective surgical drape Dec. 26, 1989
4882092 Method of making radiation shielding elements for use in nuclear technology Nov. 21, 1989
4880989 Shielding container for radioaerosol delivery apparatus Nov. 14, 1989
4876593 Temporary hot cell and related method for handling high radiation level sources Oct. 24, 1989
4871220 Short wavelength pass filter having a metal mesh on a semiconducting substrate Oct. 3, 1989
4865769 Radiation shielding material and process for preparing the same Sep. 12, 1989
4862005 Apparatus for detecting radioactive contaminants on hand tools Aug. 29, 1989
4859184 Face shield device Aug. 22, 1989

1 2 3 4 5 6 7 8


 
 
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