Reducing the permeability of a rock formation

Reducing the relative water/petroleum movement in a petroleum pr

Reducing water flow

Reduction of shale oil pour point

Reduction of water production from hydrocarbon containing subsur

Redundant safety valve system and method

Reeled tubing counter assembly and measuring method

Reeled tubing deployed packer with control line bypass

Refrigerant-cooled downhole tool and method

Rehabilitation of landfill gas recovery wells

Rehabilitation of landfill gas recovery wells

Reinflatable external casting packer and method of casing

Reinforced swelling elastomer seal element on expandable...

Releasable connector assembly for a perforating gun and method

Releasable coupling for tubing conveyed subterranean well perfor

Releasable drill string device and method

Releasable no-go tool

Releasable running tool for setting well tool

Release device

Release mechanism for downhole tool