John J. Freeman

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Southall, GB

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Patents Grantslast 30 patents

Information Patent Grant
Gas separation using adsorbent activated carbonized polyarylamides
- Patent number 5,389,350
- Issue date Feb 14, 1995
- The Secretary of State for Defence in Her Britannic Majesty's Government of t...
- John J. Freeman
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
Information Patent Grant
Manufacture of fibrous activated carbons
- Patent number 4,699,896
- Issue date Oct 13, 1987
- The Secretary of State for Defence in Her Britannic Majesty's Government of t...
- Kenneth S. W. Sing
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING