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Inventor: Peltier; Marcel
Address: La Rochelle, FR
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 4942697 |
Rare earth polishing compositions |
July 24, 1990 |
| Rare earth glass-polishing compositions of improved homogeneity and reproducibility are prepared by (a) simultaneously continuously admixing a cerium salt solution, a basic solution and a solution of at least one acid and/or one salt, the anion or anions of which being adopted to form |
| 4601755 |
Cerium based glass polishing compositions |
July 22, 1986 |
| Cerium based glass polishing compositions, well adapted for the polishing, e.g., of optical glass, are comprised of (i) at least one crystalline phase of CeO.sub.2 type, and (ii) a crystalline phase which comprises a rare earth pyrosilicate having the formula Ln.sub.2-x Ce.sub.x Si.sub.2 |
| 4529410 |
Rare earth polishing compositions |
July 16, 1985 |
| Rare earth glass-polishing compositions of improved homogeneity and reproducibility are prepared by (a) simultaneously continuously admixing a cerium salt solution, a basic solution and a solution of at least one acid and/or one salt, the anion or anions of which being adopted to form |
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