4. Chemical apparatus and process disinfecting, deodorizing, preser
  5. Process disinfecting, preserving, deodorizing, or sterilizing
  6. Maintaining environment nondestructive to metal

Yu-Sen Chen

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Controlled release coolant additive composition

Chemical apparatus and process disinfecting – deodorizing – preser – Process disinfecting – preserving – deodorizing – or sterilizing – Maintaining environment nondestructive to metal
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Controlled release cooling additive composition

Compositions – Water-softening or purifying or scale-inhibiting agents – Plant or organic material containing
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Fuel additive compositions

Fuel and related compositions – Liquid fuels – Solid hydrocarbon polymer containing
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Fuel filter including slow release additive

Internal-combustion engines – Miscellaneous – Fuels – lubricants and additives
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Sustained release coolant additive composition

Compositions – Heat-exchange – low-freezing or pour point – or high boiling...
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