| Patent No. | Patent Title: |
| 4627877 | Method and apparatus for continuously producing a cement clinker |
| 4542109 | Silicon nitride-cordierite ceramic article, and process of manufa... |
| 4540675 | Carbon-containing refractories with superior erosion and oxidatio... |
| 4530723 | Encapsulation of ion exchange resins |
| 4528037 | Method of manufacturing heat insulating aggregates or pellets and... |
| 4515635 | Hydrolytically stable polymers for use in oil field cementing met... |
| 4514228 | Composition for making impermeable walls and other underground st... |
| 4509985 | Early high-strength mineral polymer |
| 4510254 | Method of treating zeolite ores to remove discoloring impurities ... |
| 4509986 | Composition obtained by mixing fly ash, oxisludge and phosphogyps... |
| 4508573 | Co-production of cementitious products |
| 4508574 | Process for improving the fluidity and conveyability of moist cal... |
| 4507153 | Method and apparatus for the heat treatment of a fine grained pro... |
| 4505751 | Process for utilizing a silicate/silica cement in oil field appli... |
| 4506023 | Mouldable refractory composition based on partially stabilized zi... |
| 4505752 | Fast-setting cements from solid phosphorus pentoxide containing m... |
| 4506022 | Slide Gates |
| 4506025 | Silica castables |
| 4505753 | Cementitious composite material |
| 4504316 | Aluminum salts of aromatic sulfonic acids formaldehyde condensate... |
| 4504315 | Liquid accelerator for the setting of concrete mixtures |
| 4504591 | Refractory material |
| 4504319 | Method and apparatus for burning cement clinker |
| 4504318 | Process for producing plastic concrete |
| 4504321 | Process for treating and stabilizing chromium ore waste |
| 4504317 | Encapsulation of boric acid slurries |
| 4503109 | Bonded aggregate structures and production thereof |
| 4502887 | Underwater concreting cement composition |
| 4501617 | Tile mortars |
| 4500643 | Shaped refractory metal boride articles and method of making them |
| 4500356 | Methylenephosphonic acid derivatives of bis(aminoalkyl)piperazine... |
| 4498930 | Method and device for regulating the burning process of a cement ... |
| 4496659 | Sulfur cement-aggregate compositions and methods for preparing |
| 4496396 | Method and apparatus for burning fine grained material, particula... |
| 4495302 | Ceramics compact |
| 4494990 | Cementitious composition |
| 4491480 | Grinding aid and mineral mixture containing it |
| 4490178 | Granulated material |
| 4488909 | Non-expansive, rapid setting cement |
| 4489168 | Composition of matter for use in manufacturing non-magnetic parts... |
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