METALSKIN

Metal expandable oil well tubing, metal slotted oil well tubing, metal oil well casing, metal oil well liners comprised of casing that does not extend to the top of the wellbore, metal oil well casing and tubing patches, metal oil well tubing, metal couplings for joining pipes, and parts therefor

Machine and machine parts, namely oil well downhole power rotary expansion tools used to repair damaged or corroded casing or shut off production zones in a wellbore that are not active or need to be isolated