Nitrogen oxides reduction using a urea hydrolysate
Nitrogen-gas-stabilized cement and a process for making it...
Nitrosamine and nitrite inhibition
Nitrosamine inhibition
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Non aqueous gel for wellbore strenghthening
Non azeotropic 1,1,1,2-tetrafluoroethane, difluoromethane...
Non azeotropic 1,1,1,2-tetrafluoroethane,...
Non polluting fluidising additive for drilling made up with...
Non toxic, biodegradable well fluids
Non-air-polluting industrial baking finishes from heat...
Non-aqueous acid emulsion composition and method for...
Non-aqueous heat transfer fluid and use thereof
Non-aqueous heat transfer fluid and use thereof
Non-aqueous slurries used as thickeners
Non-aqueous water-displacing sealant composition for vehicle...
Non-azeotropic difluoromethane, trifluoromethane and...
Non-azeotropic refrigerant compositions comprising...
Non-azeotropic refrigerant mixtures containing r23, r152a...
Non-combustible x-ray and nuclear radiation shields with...