Tungsten Patent

Tungsten patent ranges tungsten products, application, new recovery to tungsten technology, technique.

Patent No.: 85100321
Title: New production method for tungstic acid

Patent No.: 94104554.4
Title: tungsten ferro and its production method

Patent No.: 85100471
Title: A formula of tungsten water treatment agent

Patent No.: 88100353.0
Title: Cerium tungsten electrode production method and equipment

Patent No.: 90106852.7
Title: Ultra fine tungsten powder production method

Patent No.: 55100342.7
Title: Tungsten based alloy production method

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