4. Boring or penetrating the earth
  5. Bit or bit element
  6. Bit with leading portion forming smaller diameter initial bore

Jack R. Nelson

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Apparatus and method for drilling lateral wells

Boring or penetrating the earth – Processes – Boring curved or redirected bores
Patent

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Auto glass moulding and dam

Static structures (e.g. – buildings) – Window or window sash – sill – mullion – or glazing – Panel or panel edging – directly clamped or adhered to wall
Patent

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Cutting means for drag drill bits

Boring or penetrating the earth – Bit or bit element – Bit with leading portion forming smaller diameter initial bore
Patent

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Flat bottom drilling bit with polycrystalline cutters

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

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Profile ID: LFUS-PAI-P-105936

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