Claims: Engine running at the speed of a diesel, but the torque of a gasoline engine. Power output 70% higher. Ability to store compressed air in a form regene

Claims: Engine running at the speed of a diesel, but the torque of a gasoline engine. Power output 70% higher. Ability to store compressed air in a form regenerative braking. I'm not sure if the compressed air tank actually stores the air/fuel mixture or just the air after combustion.