1 Subjects: “...saturated hydraulic conductivity...”

2 Subjects: “...hydraulic conductivity...”

3 Subjects: “...hydraulic load...”

4 Subjects: “...saturated hydraulic conductivity...”

5 Subjects: “...hydraulic model...”

6 Subjects: “...electro-hydraulic braking...”

7 Subjects: “...hydraulic power systems...”

8 Subjects: “...hydraulic characteristics...”

9 Subjects: “...hydraulic characteristics...”

10 Subjects: “...hydraulic conductivity...”

11 Subjects: “...hydraulic recovery...”

12 Subjects: “...hydraulic recovery...”

13 Subjects: “...hydraulic recovery...”

14 “...Natural gas extraction from shale formations, which includes hydraulic fracturing, is increasingly...”