4. Paper making and fiber liberation
  5. Processes of chemical liberation, recovery or purification...
  6. Continuous chemical treatment or continuous charging or...

Hajime Yamanaka

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Apparatus and process for the delignification of cellulose pulp

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Continuous chemical treatment or continuous charging or...
Patent

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Molding die for optical element with lens-barrel

Glass manufacturing – Press molding machine
Reexamination Certificate

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Motor, actuator and controller thereof

Electricity: motive power systems – Positional servo systems – Program- or pattern-controlled systems
Reexamination Certificate

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Motor, actuator and controller thereof

Electricity: motive power systems – Positional servo systems – Program- or pattern-controlled systems
Reexamination Certificate

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Optical component formation method

Plastic and nonmetallic article shaping or treating: processes – Optical article shaping or treating – Changing mold size or shape during molding or with shrinkage...
Patent

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Profile ID: LFUS-PAI-P-657754

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