DS

David Speed

Overall (2002): #232,141 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6413297 Method and apparatus for treating pressurized drilling fluid returns from a well Theodore Allen Morgan, Carel Willem Jan Hoyer 2002-07-02