Inventor
DEMANGEON FRANCIS
FR8 patents
⚠️ This page may combine multiple inventors who share the name “DEMANGEON FRANCIS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ELF FRANCE
7 patentsUS5382612AJan 17, 1995
Process for preparing in aqueous emulsion a bitumen/polymer binder with continuous three-dimensional polymeric structure and application of this binder to the production of facings or bituminous mixes
ELF FRANCE53 citations91
US5268029ADec 7, 1993
Cationic emulsions of bituminous binders of the type bitumen/polymer and cationic emulsifying system preferably utilizable for obtaining said emulsions
ELF FRANCE29 citations91
US4772648ASep 20, 1988
Cationic emulsions of bituminous binders of the type bitumen/polymer and cationic emulsifying system preferably utilizable for obtaining said emulsions
ELF FRANCE31 citations91
US4576648AMar 18, 1986
Cationic emulsions of bituminous binders of the bitumen type and their process of preparation
ELF FRANCE35 citations91
US4879326ANov 7, 1989
Cationic emulsions of bituminous binders of the type bitumen/polymer and cationic emulsifying system preferably utilizable for obtaining said emulsions
ELF FRANCE7 citations72
US5246986ASep 21, 1993
Bituminous binder emulsion with a viscosity controlled by addition of scleroglucan
ELF FRANCE17 citations64
US4970025ANov 13, 1990
Cationic emulsions of bituminous binders of the type bitumen/polymer and cationic emulsifying system preferably utilizable for obtaining said emulsions
ELF FRANCE3 citations61