Patent ID: 8662338

Claim:
A container receiving a nuclear material substance to be subjected to heat and/or pressure in a processing apparatus, said container including: a hollow body comprising: longitudinally opposite end walls; a longitudinally cylindrical side wall extending between said end walls; an opening in one of said end walls for receiving said substance; an interior for containing said substance; a lid removably attached to said hollow body to close said opening; at least one sintered metal or ceramic filter allowing fluid flow communication with said interior; a first perforated support plate having apertures and located between said at least one filter and said interior to support said at least one filter; a second perforated support plate; a cap having an end wall and a threaded skirt secured to said side wall; wherein said at least one filter is located between said first and second support plates and said first and second support plates are located between said end wall of said cap and said side wall with said first plate or said second plate threadably engaged with said cap; and, wherein said lid and said hollow body hermetically seal said interior except for said at least one filter.