Inventor · Oullins, FR

Bernard Damin

21Patents
9h-index
29Co-inventors
71Inventor score

Filing activity: Nov 13, 1981 → Apr 30, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US5001202A Polymers derived from unsaturated polyesters by addition of compounds with an amine function and their use as additives modifying the properties of petroleum middle distillates when cold Emerging Cross-Sectional Technologies 51 Expired
US4900332A Nitrogenous copolymers, their preparation and use as additives for improving the pour properties of hydrocarbon middle distillates Mechanical Engineering; Lighting; Heating 34 Expired
US4731095A Nitrogen containing copolymers useful as additives for lowering the cloud point of hydrocarbon middle distillates and compositions containing them Chemistry; Metallurgy 30 Expired
US4511369A Copolymers with nitrogen groups, useful as additives for decreasing the cloud point of hydrocarbon middle distillates and compositions containing them Chemistry; Metallurgy 29 Expired
US4664676A Additives compositions useful in particular for improving the cold filterability properties of oil middle distillates Chemistry; Metallurgy 23 Expired
US4608411A Grafted ethylene polymers usable more especially as additives for inhibiting the deposition of paraffins in crude oils and compositions containing the oils and said additives Chemistry; Metallurgy 17 Expired
US5007733A Process and device for determining the cloud point of a diesel oil Emerging Cross-Sectional Technologies 16 Expired
US5106515A Polymers derived from unsaturated polyesters by addition of compounds with an amine function and their use as additives modifying the properties of petroleum middle distillates when cold Emerging Cross-Sectional Technologies 15 Expired
US5256740A Amino-substituted polymers and their use as additives for modifying the cold properties of middle hydrocarbon distillates Emerging Cross-Sectional Technologies 12 Expired
US5104842A Catalytic composition comprising titanium and phosphorous, its preparation and its use for condensing an epoxide on a carboxylic acid anhydride Performing Operations; Transporting 8 Expired
US4503182A Copolymers useful as additives for lowering the cloud point of middle hydrocarbon distillates, and compositions of middle hydrocarbon distillates comprising them Chemistry; Metallurgy 7 Expired
US4749499A Method for preparing very fluid overbased additives having a high basicity and composition containing the additives Chemistry; Metallurgy 6 Expired
US5112937A Polymers derived from unsaturated polyesters by addition of compounds with a thiol function and their use as additives modifying the properties of petroleum middle distillates when cold Chemistry; Metallurgy 4 Expired
US4997910A Process for condensing at least one epoxide on at least one cyclic anhydride in the presence of a titanium-based catalyst Chemistry; Metallurgy 3 Expired
US4937007A Process for inhibiting the deposit of paraffins in crude oils and petroleum sections utilizing N-substituted succinimide ethers Chemistry; Metallurgy 3 Expired
US4834892A Additives for lubricating oils, their process of preparation and lubricating compositions containing them Chemistry; Metallurgy 3 Expired
US5041231A Process for preparing an additive for lubricating oils, the additive thus obtained and a lubricating composition containing the additive Chemistry; Metallurgy 2 Expired
US5019643A Process for condensing at least one epoxide on at least one cyclic anhydride in the presence of a catalyst consisting of at least one titanium complex Chemistry; Metallurgy 1 Expired
US4413133A Process for manufacturing chlorolactones from unsaturated carboxylic acids Chemistry; Metallurgy 1 Expired
US5037945A Polymers derived from unsaturated polyesters by addition of compounds with a thiol function and their use as additives modifying the properties of petroleum middle distillates when cold Chemistry; Metallurgy 0 Expired
US5030711A Process for condensing at least one epoxide on at least one cyclic anhydride in the presence of a catalyst consisting of at least one titanium nitrogenous complex Chemistry; Metallurgy 0 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.