Inventor
PICCOLO LUIGI
17 patents
⚠️ This page may combine multiple inventors who share the name “PICCOLO LUIGI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIR SOC ITALIANA RESINE SPA
10 patentsUS4050951ASep 27, 1977
Process for the post-treatment of titanium dioxide pigments
SIR SOC ITALIANA RESINE SPA33 citations90
US3939244AFeb 17, 1976
Process for the purification of titanium tetrachloride
SIR SOC ITALIANA RESINE SPA22 citations81
US4071347AJan 31, 1978
Novel composition for use in agriculture as soil improvers and fertilizers and process for their production
SIR SOC ITALIANA RESINE SPA15 citations73
US4021533AMay 3, 1977
Manufacture of titanium dioxide by the sulphate process using nuclei formed by steam hydrolysis of TiCl4
SIR SOC ITALIANA RESINE SPA14 citations73
US4014977AMar 29, 1977
Process for the hydrolysis of titanium sulphate solutions
SIR SOC ITALIANA RESINE SPA11 citations72
US4058389ANov 15, 1977
Process for the preparation of fertilizers and soil modifiers
SIR SOC ITALIANA RESINE SPA8 citations69
US4077794AMar 7, 1978
Method for the manufacture of soil modifiers from waste materials of the manufacture of titanium dioxide
SIR SOC ITALIANA RESINE SPA6 citations62
US3936292AFeb 3, 1976
Compositions for use in agriculture as soil modifiers and their method of manufacture
SIR SOC ITALIANA RESINE SPA6 citations62
US4045205AAug 30, 1977
Method for the manufacture of soil modifiers from waste material of the manufacture of titanium dioxide
SIR SOC ITALIANA RESINE SPA2 citations57
US4005175AJan 25, 1977
Process for the joint production of sodium tripolyphosphate and titanium dioxide
SIR SOC ITALIANA RESINE SPA1 citations47
EUTECO SPA
5 patentsUS4139398AFeb 13, 1979
Process for preparing a red iron oxide pigment
EUTECO SPA8 citations73
US4145228AMar 20, 1979
Process for the joint production of aromatic amines and iron oxide pigments
EUTECO SPA7 citations69
US4153472AMay 8, 1979
Process for preparing a red pigmentary iron oxide
EUTECO SPA5 citations61
US4142915AMar 6, 1979
Process for the preparation of yellow iron hydroxide pigment
EUTECO SPA2 citations61
US4098869AJul 4, 1978
Process for the hydrolysis of titanyl sulphate solutions
EUTECO SPA6 citations61