10 – The Liner is the Key

Shaped charge testing programs performed by oilfield services companies revealed several useful facts about liners. Copper or steel liners produced jets that usually achieved the greatest penetration depths. Jets from glass liners did not penetrate as well, but they produced no slugs and smaller amounts of debris.1 Decreasing the cone Read more

9 – Testing for Information

In 1947, Robert McLemore, an engineer at Well Explosives, Inc., faced a challenge. His company was one of many that offered shaped charge perforation services for the oil field. In such a competitive market, McLemore needed information for designing devices that would outperform the competition. The basic problem for McLemore, Read more