The laser performance of several DBR and DFB grating configurations was measured applying 974-nm pumping. Pump thresholds, laser output powers, conversion efficiencies, and side mode suppressions of 11 mW, 2.1 mW, 5.2%, and 50dB, respectively, were achieved. Figure 19: SEM image of sidewall ...
API Standard National Type Mud Pump Valves and Seat for Mud Pump US$50.00 / Piece High Performance Mud Pump Kb75/Kb45 Pulsation Dampener for Oilfield US$120.00-150.00 / Piece China Oil Well Equipment Drawworks/Winch for Drilling Rig Made in China US$500.00-3,000.00 / Pie...
it is a major part to the fluid end parts.Blank forged by high strength alloy steel.After heat treated, with multi-channel processes.The three cylinders of each pump is interchangeable.The following key parts:Cone saw tooth thread of cylinder head, co...
it is a major part to the fluid end parts.Blank forged by highstrength alloy steel.After heat treated, with multi-channel processes.The three cylinders of each pump is interchangeable.The following key parts:Cone sawtooth thread of cylinder head, connect of...