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Touchstone Research Lab. Patents |
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Assignee: Touchstone Research Lab.
Address: Triadelphia, WV
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6656239 |
Blended pitch/coal based carbon foams |
December 2, 2003 |
| According to the present invention, carbon foams are produced largely in accordance with the methods described in U.S. patent application Ser. No. 09/902,828, but with starting materials that comprise from about 10 to about 90% by weight of ground petroleum pitch and from about 90 to abo |
| 6656238 |
Coal-based carbon foam |
December 2, 2003 |
| A method for the manufacture of coal-based carbon foams from a coal particulate starting material that comprises blending from 1 to about 10% by weight of pitch with the coal particulate before foaming. Blends of coal-based particulate with 1 to about 10% by weight of pitch as well as |
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