This reference analyzes principles and procedures related to the processing of reservoir fluids for the separation, handling, treatment, and production of quality petroleum oil and gas products. It details strategies in equipment selection and system design, field development and operation, and process simulation and control that will increase plant productivity and safety and avoid losses during purification, treatment, storage, and export. Petroleum and Gas Field Processing features solved design examples that demonstrate the application of developed design equations and review problems and exercises for cementing key engineering concepts in petroleum field development and operation.