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PCE
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DIFF Subgroup Additional Only
C01B 2203/0405

Purification by membrane separation

Full Title

Integrated processes for the production of hydrogen or synthesis gas > containing a purification step for the hydrogen or the synthesis gas > Purification by membrane separation

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Note: 1 CPC extensions are marked as secondary classification only.