Pure propane (or ammonia) refrigeration method is based on pure propane (or pure ammonia) as the working medium, cooling(propane can be as low as -40 ℃, ammonia can be as low as -30 ℃ ) the feed gas after the purification process of deacidification and dehydration, then through several-stage distillation separation to get the product of natural gas, LPG and NGL.

Working Conditions and Application Areas

Working Conditions:

• Small scale, high recovery rate of light hydrocarbon

Application Areas

• Wellhead natural gas, oil field associated gas