4. Boring or penetrating the earth
  5. Processes

Shilin Chen

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Force-balanced roller-cone bits, systems, drilling methods,...

Boring or penetrating the earth – Processes
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Force-balanced roller-cone bits, systems, drilling methods,...

Boring or penetrating the earth – With bit wear signal generating
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Methods and systems for design and/or selection of drilling...

Data processing: structural design – modeling – simulation – and em – Simulating nonelectrical device or system – Fluid
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Methods and systems for designing and/or selecting drilling...

Data processing: structural design – modeling – simulation – and em – Modeling by mathematical expression
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Methods and systems for designing and/or selecting drilling...

Data processing: structural design – modeling – simulation – and em – Simulating nonelectrical device or system
Reexamination Certificate

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Profile ID: LFUS-PAI-P-876233

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