4. Adhesive bonding and miscellaneous chemical manufacture
  5. Methods
  6. Surface bonding and/or assembly therefor

Donald Mathews

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Auger bit

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

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Boring machine and auger bit

Boring or penetrating the earth – With above-ground means to feed tool
Reexamination Certificate

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Geosynthetic clay liner and method of manufacture

Hydraulic and earth engineering – Earth treatment or control – Impermeabilization
Patent

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Method of manufacturing a geosynthetic clay liner

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Patent

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Profile ID: LFUS-PAI-P-1718433

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