4. Plastic and nonmetallic article shaping or treating: processes
  5. Disparate treatment of article subsequent to working,...
  6. Effecting temperature change

Kiyoshi Yokokawa

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Base material of optical fibers and a method for the preparation

Glass manufacturing – Processes – Forming product or preform from molten glass
Patent

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L- or DL-threo-3-(3,4-dihydroxyphenyl)serine for the treatment o

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Radical -xh acid – or anhydride – acid halide or salt thereof...
Patent

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Large sized quartz glass tube, large scale quartz glass preform,

Stock material or miscellaneous articles – Hollow or container type article – Glass – ceramic – or sintered – fused – fired – or calcined metal...
Patent

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Method and apparatus for supplying gaseous raw material

Refrigeration – Storage of solidified or liquified gas – With vapor discharged from storage receptacle
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Method for manufacturing large-sized quartz glass tube

Glass manufacturing – Processes of manufacturing fibers – filaments – or preforms – Process of manufacturing optical fibers – waveguides – or...
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Profile ID: LFUS-PAI-P-27859

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