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Michael Wardley Patents |
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Inventor: Wardley; Michael
Address: Aberdeen, GB
No. of patents: 2
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 6443247 |
Casing drilling shoe |
September 3, 2002 |
| A casing drilling shoe adapted for attachment to a casing string and comprising an outer drilling section constructed of a relatively hard material such as steel and an inner section constructed of a readily drillable material such as aluminum. The drilling shoe further includes a de |
| 6062326 |
Casing shoe with cutting means |
May 16, 2000 |
| A casing shoe (30) for use in guiding a casing into a wellbore comprises a generally cylindrical body (2) having a box portion (34) at its rearward end for connection to a casing string and having a generally rounded nose portion (36) at its forward end. The forward end of the shoe inclu |
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