Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Nitrite- and phosphate-free glycol-based coolant mixtures

Nitrite- and phosphate-free glycol-based coolant mixtures

US Patent 4810404 · Granted Mar 7, 1989

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Polyisobutylaminoalcohols and fuels for internal combustion engines containing t2002
Polyisobutylaminoalcohols and fuels for internal combustion engines containing t2002
Mixtures suitable as fuel additives2001
Phosphonomethylated polyvinylamines and preparation and use thereof2001
Phosphonomethylated polyvinylamines and preparation and use thereof2001
Poly-1-n-alkenylamines, and fuel and lubricant compositions containing them1998
Antifoams based on oil-in-water emulsions for the paper industry1997
Grafted polyamidoamines and grafted polyethyleneimines, preparation thereof, and1997
Fuel additives, their preparation and gasoline engine fuels containing the addit1996
Fatliquoring, filling and hydrophobicizing leathers and furs1996
Fuel additives, their preparation and gasoline engine fuels containing the addit1996
.beta.-aminonitriles and N-alkyl-1,3-propylenediamines and their use as fuel add1996