Method and device for producing unadulterated water samples in d

Method for directional coring

Method for minimizing mud solids invasion of core samples obtain

Method for obtaining cores from a producing well

Method for obtaining pressurized core samples from underpressuri

Method for preserving core sample integrity

Method for preserving core sample integrity

Method of and apparatus for recovery of cores from soft and unco

Method of coring a crustal core sample and flow-able coating...

Method of coring crustal core sample, and antimicrobial...

Method of coring crustal core sample, and antimicrobial...

Method of drilling, analyzing and stabilizing a terrestrial...

Method of extracting and testing a core from a subterranean...

Methods for seabed piston coring