Patent ID: 9512680
Filing Date: 2016-12-06
CPC Classification: E21B

Claim Text:
1. A single-trip coring system, comprising: a coring assembly having a barrel with a bore at least partially therethrough for capturing a core sample, the coring assembly also having a coring bit coupled to an end portion of the barrel; a deflector assembly arranged and designed to deflect the coring bit of the coring assembly into a side wall of a wellbore to drill a lateral section therein, the deflector assembly including a deflector, a collar coupled to the deflector, and a sleeve within the collar and selectively coupled to the collar, the collar restricting upward movement of the coring assembly relative to the deflector assembly and the sleeve within the collar, upon being decoupled from the collar, permitting upward movement of the coring assembly relative to the deflector assembly; and a coupler releasably coupling the coring assembly to the deflector assembly.