Document ID: chunk:federal_register_of_legislation:F2024L01024:front:0:p55
Version: federal_register_of_legislation:F2024L01024
Segment Type: other
Provision Reference: 
Character Range: 161166–164154

reducing the uranium U+6 or U+4 to U+3;
             6.  Uranium oxidation systems for oxidation of U+3 to U+4;
0. B. 001. f. Equipment and components, specially designed or prepared for ion‑exchange separation process, as follows:
1. Fast reacting ion‑exchange resins, pellicular or porous macro‑reticulated resins in which the active chemical exchange groups are limited to a coating on the surface of an inactive porous support structure, and other composite structures in any suitable form, including particles or fibres, with diameters of 0.2 mm or less, resistant to concentrated hydrochloric acid and designed to have an exchange rate half‑time of less than 10 seconds and capable of operating at temperatures in the range of 373 K (100°C) to 473 K (200°C);
2. Ion exchange columns (cylindrical) with a diameter greater than 1,000 mm, made of or protected by materials resistant to concentrated hydrochloric acid (e.g. titanium or fluorocarbon plastics) and capable of operating at temperatures in the range of 373 K (100°C) to 473 K (200°C) and pressures above 0.7 MPa;
3. Ion exchange reflux systems (chemical or electrochemical oxidation or reduction systems) for regeneration of the chemical reducing or oxidising agents used in ion exchange enrichment cascades;
0. B. 001. g. Equipment and components, specially designed or prepared for atomic vapour "laser" isotope separation process (AVLIS), as follows:
              1. Uranium metal vaporization systems designed to achieve a delivered power of 1 kW or more on the target for use in laser enrichment;
              2. Liquid or vapour uranium metal handling systems specially designed or prepared for handling molten uranium, molten uranium alloys or uranium metal vapour for use in laser enrichment, and specially designed components therefor;

N.B.: SEE ALSO 2A225.

              3. Product and tails collector assemblies for uranium metal in liquid or solid form, made of or protected by materials resistant to the heat and corrosion of uranium metal vapour or liquid, such as yttria‑coated graphite or tantalum;
4. Separator module housings (cylindrical or rectangular vessels) for containing the uranium metal vapour source, the electron beam gun and the product and tails collectors;
5. "Lasers" or "laser" systems for the separation of uranium isotopes with a spectrum frequency stabiliser for operation over extended periods of time;
N.B.: SEE ALSO 6A005 AND 6A205.
0. B. 001. h. Equipment and components, specially designed or prepared for laser‑based separation processes using molecular laser isotope separation, as follows:
1. Supersonic expansion nozzles for cooling mixtures of UF6 and carrier gas to 150 K (‑123°C ) or less and made from "materials resistant to corrosion by UF6";
              2. Product or tails collector components or devices specially designed or prepared for collecting uranium material or uranium tails material following illumination with laser light, made of "materials resistant