triplex high-pressure reciprocating pump are mainly used for 
water injection
high-pressure reciprocationg oil(crude oil) transportation
liquefield Co2 injection
high-pressure steam boiler feed water pump
Co2 super critical extraction
mud pump
ammonia water pump
high-pressure scale-washing pump
high-pressure cleaning units
pressure test pump,
copper liquid pump
detergent slurry pump
sea water pump(pump used in desalination of sea water)
high-pressure swphosphorizing pump
chemical feeding pump
increase pressure water pump
ejection pump
hyper pressure pump 
polymer injection pump
| Technical parameters | Pump Unit scope of supply | 
| Model & Name | E3CQ75-0.72/69 Supercritical CO2 pumps | Name | Model | Qty. | 
| Medium and characteristics | liquid CO2,≤0–10℃ | pump | 
  | 1 | 
| Suction pressure (MPa) | 5 –8, | Seismic pressure gauge | 
  | 1 | 
| Discharge pressure(MPa) | 69(10000PSi) | Safety relief valve | 
  | 1 | 
| Actual flow (L/h) | 720 | Variable frequency motor | 
  | 1 | 
| Valve structure | line valve | pulley | 
  | 2 | 
| Stroke length mm | 75 | Liquid cylinder cooling system | 
  | 1 | 
| Plunger diameter (mm) | 23 | Skid-mounted chassis | 
  | 1 | 
| Pump speed rpm | 200 | plunger cooling | 
  | 1 | 
| Variable frequency motor 440V/50Hz | Model | YVF-280M-6 | 
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| speed (rpm) | 1175 | 
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| power (Kw) | 30kw | special tools | 
  | 1set | 
| Drive Type | pulley | Open spare parts | 
  | 1Set | 
| Lubrication of power end | splash | 
  | 
| Dia.of the pump inlet (mm) | 1.5“ NPT | 
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| Dia.of the pump outlet (mm) | 3/4″ UNF | 
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| Dimensions(LxWxH)mm | 
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| Net Wight (KG) | 1300Kg | 
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| Material of main parts | 
| Pump Frame | HT250 | Liquid cylinder | 420 ss | 
| Crankshaft | 5140 | Plunger | ceramics | 
| Valve | 630 ss | Spring | 304 ss | 
| Packing | Kevlar + PTFE | stuffing box | 420ss | 
| bearing shell | 20High – tin alloys | O-ring | HNBR | 
 
| Specifications | 
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| English Units | Metric Units | Continuous | Intermittent | 
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| Stroke Length | 40 mm | Rated bhp | 14 HP | 20 HP | 
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| Rated Rod Load | 2425 lb | 1200 Kg | Maximum Speed | 400 rpm | 550 rpm | 
| Pump Weight | 330 lb | 150 Kg | Minimum Speed | 90 rpm | 75 rpm | 
| Oil Capacity | 1.19 gal | 5.0 L | Max. plunger size x stroke length. | 60×40 mm | 
  | 
| Max. Fluid Temp | 284 ° F | 150 ° C | Crankshaft extension Dia.x length | 45×60 mm | 
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| Mechanical Efficiency | 90% | Keyway (width x depth x length) | 14×5.5×55 mm | 
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