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Intellectual Property Law

TinytechIP

A weekly review of newly issued US patents in the fields of micromechanical systems and nanotechnology.

Post Frequency: 5.3/day

Last Entry: August 27, 2018 at 23:50:00

US Patent 7309404 - Arc discharge CNT manufacture using charcoal electrodes

Posted on December 18, 2007
http://www.freepatentsonline.com/7309404.htmlThe three main methods of carbon nanotube manufacture are laser ablation, CVD, and arc discharge. The arc discharge method forms carbon nanotubes via the application of a direct current discharge between graphite electrodes in a reduced pressure, inert gas atmosphere...

US Patent 7309385 - 3D nanostructure gas separation membrane

Posted on December 18, 2007
http://www.freepatentsonline.com/7309385.htmlGas separation membranes must balance both the selectivity in the gases that are passed and the permeability of the membrane and an improvement in one of selectivity or permeability comes at the cost of the other...

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