Table 4 The proposed parameters using in open hole.

From: Design and experimental study of a new hydraulic tool for lost-circulation materials (LCM) plugging while drilling

Open Hole Diameter(mm)

Lateral Nozzles

Bit Nozzles

Percentage of flow through the tool (%)

Number

Diameter(mm)

Number

Diameter(mm)

215.9

2

7

3

8

9.5

311.1

2

8

3

20

11.5