Jim Cramer's Mad Money In-Depth Stock Picks 5/3

Includes: CLB, DWSN, FTI

Stocks discussed in the in-depth session of Jim Cramer’s Mad Money TV program, Wednesday May 3. Click on a stock ticker for more analysis:

Oil Tech 101: Profiting from Technology Used in Oil Industry

Core Laboratories N.V. (NYSE: CLB) -- 'makes reservoir management equipment... evaluates the quality of oil in a given reservoir as well as finds information about the rock that must be drilled into to get at the oil'

Dawson Geophysical Co. (NASDAQ:DWSN) -- 'involved in two- and three-dimensional seismic mapping... help to predict where oil is... extremely important to big oil companies'

FMC Technologies Inc (NYSE:FTI) -- 'world leaders in flow management... make deep water technology that lets oil companies explore those hard-to-get places'