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Urea (Part3)

Urea
権利維持

Carbamide

Carbamide
係属中

Reaction of urea (Part2)

Reaction of urea
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Reaction of urea

Reaction of urea
係属中

Urea fertilizer

Urea fertilizer caking granular
係属中

Reactor (Part2)

Reactor
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Zinc oxide

Zinc oxide
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Superficial dyeing

Superficial dyeing
係属中

Urea synthetic reaction

Urea synthetic reaction
係属中

Urea fertilizer (Part2)

Urea fertilizer
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Catalyst charge

Catalyst charge
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Oxidation of ammonia (Part 2)

Oxidation of ammonia

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Oxidation of ammonia

Oxidation of ammonia
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Precious metal recovery (Pa...

Precious metal recovery
係属中

Removing dust

Removing dust
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Mixing gas

Mixing gas
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Oxidation of ammonia (Part 3)

Oxidation of ammonia
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Contact tray for mass and h...

Contact tray for mass and heat exchange

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Kettle

Kettle
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Fertilizer related inventio...

Fertilizer related invention (Part 3)