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Class Information
Number: 423/298
Name: Chemistry of inorganic compounds > Boron or compound thereof > Elemental boron
Description: Products or processes wherein the product is elemental boron.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7611686 |
Materials purification by treatment with hydrogen-based plasma |
Nov. 3, 2009 |
| 5419887 |
Separation of the isotopes of boron by chemical exchange reactions |
May. 30, 1995 |
| 5240691 |
High density crystalline boron prepared by hot isostatic pressing in refractory metal containers |
Aug. 31, 1993 |
| 5116589 |
High density hexagonal boron nitride prepared by hot isostatic pressing in refractory metal containers |
May. 26, 1992 |
| 5021371 |
Low carbon/high purity boron nitride |
Jun. 4, 1991 |
| 5013604 |
Preparation of high purity boron |
May. 7, 1991 |
| 4614637 |
Process for the production of porous products made from boron or boron compounds |
Sep. 30, 1986 |
| 4590034 |
Method for preparing sintered body containing cubic boron nitride and method for preparing cubic boron nitride |
May. 20, 1986 |
| 4342734 |
Method for forming .gamma.-boron |
Aug. 3, 1982 |
| 4243411 |
Reduction of metal sulfides |
Jan. 6, 1981 |
| 4176975 |
Metalloid filament wire matrix print head |
Dec. 4, 1979 |
| 4145328 |
Bimetallic adhesive mixture for bonding and release applications |
Mar. 20, 1979 |
| 4091077 |
Process for recovering filler from polymer |
May. 23, 1978 |
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