LandOfFree - US Patents - Listing for Boring or penetrating the earth

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

Earth-boring bit with improved cutting structure

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

Earth-boring bit with negative offset and inverted gage cutting

Boring or penetrating the earth – Bit or bit element – Cutting edges facing in opposite axial directions

Earth-boring bit with shear cutting gage

Boring or penetrating the earth – Bit or bit element – Specific or diverse material

Earth-boring bit with super-hard cutting elements

Boring or penetrating the earth – Bit or bit element – Specific or diverse material

Earth-boring bit with super-hard cutting elements

Boring or penetrating the earth – Bit or bit element – Specific or diverse material

Earth-boring bit with super-hard cutting elements

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

Earth-boring bit with wear-resistant material

Boring or penetrating the earth – Bit or bit element – Specific or diverse material

Earth-boring bits

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

Earth-boring drill bit with enlarged junk slots

Boring or penetrating the earth – Bit or bit element – Magnetized or with magnet

Earth-boring drill bit with rectangular nozzles

Boring or penetrating the earth – Bit or bit element – Magnetized or with magnet

Earth-boring drill bits

Boring or penetrating the earth – Bit or bit element – Magnetized or with magnet

Earth-boring drill bits

Boring or penetrating the earth – Bit or bit element – Magnetized or with magnet

Earth-boring drill bits

Boring or penetrating the earth – Processes

Earth-boring drill bits with enhanced formation cuttings removal

Boring or penetrating the earth – Bit or bit element – With fluid conduit lining or element

Earth-boring drill bits with enhanced formation cuttings...

Boring or penetrating the earth – Bit or bit element – With fluid conduit lining or element

Earth-boring drill bits with enhanced formation cuttings...

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

Earth-boring rotary drill bits including bit bodies having...

Boring or penetrating the earth – Bit or bit element – Specific or diverse material

Earth-boring tools comprising silicon carbide composite...

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

Earth-boring tools having features for affecting cuttings flow