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| Number | Title | Issue Date |
| 4880467 | Cementitious dough or paste comprising at least one hydraulic element and at least one polymer latex An uncured cementitious dough or paste, which is substantially free of particulate components having a diameter greater than 100 microns, said paste comprising in admixture; (a) At least one hydraulic cement; (b) at least one polymer latex, the polymer being p... | 11/14/1989 |
| 4778529 | Cementitious compositions comprising a water soluble polymer and a cross-linking agent therefor An uncured cementitious composition comprising in admixture: (a) at least one hydraulic cement; (b) at least one reactive water-soluble polymer which is capable of providing a viscous solution in water at low addition levels; (c) water in an amount of from 10 to 25... | 10/18/1988 |
| 4475936 | Apparatus for the heat processing of particulate materials A vortex combustion furnace (1) for the production of glass beads or the like is generally cylindrical and has an outlet flue (24) at its upper end. A burner (13) at the lower end burns a gas/air mixture. Secondary air is introduced into the chamber throu... | 10/09/1984 |
| 4385917 | Method for making glass beads A vortex combustion furnace (1) for the production of glass beads is generally cylindrical and has an outlet flue (24) at its upper end. A burner (13) at the lower end burns a gas/air mixture. Secondary air is introduced to the chamber through tangential ... | 05/31/1983 |
