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Durgacharan Sen

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Cigarette filters

A - Human Necessities – 24 – D
Patent

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Extruding foamable resin with expansion zone having plane...

B - Operations – Transporting – 29 – C
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Foamed resins production

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Foaming extruded resin sheet between convex and concave...

B - Operations – Transporting – 65 – D
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Production of foamed resins

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Profile ID: LFCA-PAI-P-292577

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