Oil and gas well stimulation

Oil well stimulation method

Openhole perforating

Process for two-step fracturing of subsurface formations

Process of breaking and rendering permeable a subterranean rock

Propellant ignition assembly and process

Rock-exploitation method based on thermodynamic cycles utilizing

Shaped charge loading tube for perforating gun

Shock attenuating apparatus and method

Sonic fracing process and means to carry out said process

Spherical stemming plug and method of use

Surge chamber assembly and method for perforating in dynamic...

Use of a gel above a controlled pulse fracturing device

Well cleaning method and apparatus

Well cleaning method and apparatus using detonating cord...

Well stimulating process