4. Compositions: ceramic
  5. Ceramic compositions
  6. Refractory

David Wilfred Johnson

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Isotropic negative thermal expansion cermics and process for...

Compositions: ceramic – Ceramic compositions – Refractory
Reexamination Certificate

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Manufacture of planar waveguides using sol-gel techniques

Glass manufacturing – Processes of manufacturing fibers – filaments – or preforms – Process of manufacturing optical fibers – waveguides – or...
Reexamination Certificate

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Process for making isotropic negative thermal expansion...

Compositions: ceramic – Ceramic compositions – Refractory
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2013463

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