LandOfFree - US Patents - Listing for Boring or penetrating the earth,Bit or bit element,Rolling cutter bit or rolling cutter bit element

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Thermally stable ultra-hard material compact construction

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Thermally stable ultra-hard material compact construction

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Thermally stable ultra-hard material compact construction

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Thermally stable ultra-hard material compact construction

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Thermally-stable polycrystalline diamond element and...

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Three cone rock bit

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Three disc drill bit

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Three-cone rock bit with multi-ported non-plugging center...

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Thrust bearing and cone locking assembly for rock drill bit

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Tool component

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Tooth configuration for an earth boring bit

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Tooth type drill bit with secondary cutting elements and...

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Toughness optimized insert for rock and hammer bits

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Tri-cone kerf gage

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Two cone bit with extended diamond cutters

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Two cone bit with non-opposite cones

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Two cone bit with non-opposite cones

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Two stage large diameter drill bit

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element

Two-cone drill bit with enhanced stability