Main > POLYMERS > Poly(Urethane) > Foam > Blowing Agents > HydroFluoroCarbons (HFC) > HFC-134a (1,1,1,2-Tetra-F Ethane) > Co.: USA. D (Producer/Patent) > Patent
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Total No. of U.S. Patents: 46
UpDate: 11.08.05
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