Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9890295 | Silicic ester modified phenol/formaldehyde novolaks and their use for the production of resin coated substrates | Nicolas Egeler, Marek Torbus, Milan Knezevic, Gee Ho Bae, Douglas M. Trinowski +1 more | 2018-02-13 |
| 6365646 | Method to improve humidity resistance of phenolic urethane foundry binders | Brian K. Teeter, Kwok-tuen Tse, Leonid S. Zaretskiy | 2002-04-02 |
| 5962567 | Bound multi-component sand additive | Michael M. Geoffrey | 1999-10-05 |
| 5643675 | Addition for promotion of bench life extension in a hot box binder system | William J. Ward, Bruce Eric Wise | 1997-07-01 |
| 5621036 | Bound multi-component sand additive | Michael M. Geoffrey | 1997-04-15 |
| 5264535 | Low free formaldehyde phenolic polyol formulation | Michael M. Geoffrey | 1993-11-23 |
| 5189079 | Low free formaldehyde phenolic polyol formulation | Michael M. Geoffrey | 1993-02-23 |
| 4862948 | Phenolic resin adhesive pastes, assemblies prepared therefrom, and processes for preparing cast metal articles using these pastes | — | 1989-09-05 |
| 4848442 | Resin binders for foundry sand cores and molds | Raja Iyer, Rasik C. Shah | 1989-07-18 |
| 4723592 | Process for preparing foundry cores and molds | Eduardo Gmez | 1988-02-09 |
| 4698377 | Binder compositions containing phenolic resins and esters of alkoxy acids | — | 1987-10-06 |
| 4657950 | Refractory binders | Raja Iyer, Rasik C. Shah | 1987-04-14 |
| 4634758 | Process for preparing alkoxy-modified phenolic resole resins | Eduardo Gomez | 1987-01-06 |
| 4546124 | Polyurethane binder compositions | Eduardo Gomez | 1985-10-08 |
| 4514316 | Polyisocyanate compositions useful for polyurethane binders | — | 1985-04-30 |
| 4436881 | Polyurethane binder compositions | — | 1984-03-13 |
| 4246157 | Binder compositions containing phenolic resins and organic phosphate and/or carbonate solvents | — | 1981-01-20 |
| 4197385 | Furan-phenolic resins for collapsible foundry molds | — | 1980-04-08 |