Patents
|
|
Patent No. |
Title |
|
1 |
9,669,464 |
Methods of deoxygenating metals having oxygen dissolved therein in a solid solution |
|
2 |
9,421,612 |
Production of substantially spherical metal powders |
|
3 |
9,388,482 |
Functionally graded cemented tungsten carbide with engineered hard surface and the method for making the same |
|
4 |
8,956,438 |
Low coefficient of thermal expansion cermet compositions |
|
5 |
8,936,750 |
Functionally graded cemented tungsten carbide with engineered hard surface and the method for making the same |
|
6 |
8,435,626 |
Thermal degradation and crack resistant functionally graded cemented tungsten carbide and polycrystalline diamond |
|
7 |
8,323,372 |
Low coefficient of thermal expansion cermet compositions |
|
8 |
8,163,232 |
Method for making functionally graded cemented tungsten carbide with engineered hard surface |
|
9 |
8,147,796 |
Hydrogen storage in a combined M.sub.xAlH.sub.6/M'.sub.y(NH.sub.2).sub.z system and methods of making and using the same |
|
10 |
8,109,350 |
Polycrystalline abrasive composite cutter |
|
11 |
7,699,904 |
Functionally graded cemented tungsten carbide |
|
12 |
7,647,992 |
Polycrystalline diamond carbide composites |
|
13 |
7,569,179 |
Functionally graded cemented tungsten carbide |
|
14 |
7,264,879 |
Composite constructions with oriented microstructure |
|
15 |
7,235,211 |
Rotary cone bit with functionally-engineered composite inserts |
|
16 |
7,211,218 |
Polycrystalline diamond carbide composites |
|
17 |
7,210,377 |
Cone erosion protection for roller cone drill bits |
|
18 |
6,951,578 |
Polycrystalline diamond materials formed from coarse-sized diamond grains |
|
19 |
6,841,260 |
Composite constructions with oriented microstructure |
|
20 |
6,698,098 |
Cone erosion protection for roller cone drill bits |
|
21 |
6,615,935 |
Roller cone bits with wear and fracture resistant surface |
|
22 |
6,607,835 |
Composite constructions with ordered microstructure |
|
23 |
6,571,889 |
Rotary cone bit with functionally-engineered composite inserts |
|
24 |
6,536,542 |
Rock bit seal with multiple dynamic seal surface elements |
|
25 |
6,478,887 |
Boronized wear-resistant materials and methods thereof |
|
26 |
6,454,027 |
Polycrystalline diamond carbide composites |
|
27 |
6,451,442 |
Composite constructions with oriented microstructure |
|
28 |
6,406,030 |
O-ring seal with lubricant additives for rock bit bearings |
|
29 |
6,392,190 |
Automated hardfacing system |
|
30 |
6,361,873 |
Composite constructions having ordered microstructures |
|
31 |
6,319,460 |
Metal-matrix diamond or cubic boron nitride composites |
|
32 |
6,244,364 |
Earth-boring bit having cobalt/tungsten carbide inserts |
|
33 |
6,179,296 |
Dual functioning seal for rock bits |
|
34 |
6,170,830 |
Dual functioning seal for rock bits |
|
35 |
6,124,564 |
Hardfacing compositions and hardfacing coatings formed by pulsed plasma-transferred arc |
|
36 |
6,123,337 |
Composite earth boring bit seal |
|
37 |
6,106,957 |
Metal-matrix diamond or cubic boron nitride composites |
|
38 |
6,063,502 |
Composite construction with oriented microstructure |
|
39 |
6,029,759 |
Hardfacing on steel tooth cutter element |
|
40 |
5,963,775 |
Pressure molded powder metal milled tooth rock bit cone |
|
41 |
5,944,127 |
Hardfacing material for rock bits |
|
42 |
5,880,382 |
Double cemented carbide composites |
|
43 |
5,842,701 |
Dual functioning seal for rock bits |
|
44 |
5,842,700 |
Composite rock bit seal |
|
45 |
5,791,422 |
Rock bit with hardfacing material incorporating spherical cast carbide particles |
|
46 |
5,662,183 |
High strength matrix material for PDC drag bits |
|
47 |
5,628,837 |
Surface decarburization of a drill bit having a refined primary cutting edge |
|
48 |
5,609,447 |
Surface decarburization of a drill bit |
|
49 |
5,589,443 |
Rock bit grease composition |