Process Engineering
Process Engineering
Cox-Walker offers a range of front-end loading (FEL) engineering services to meet your needs. Our licensed engineers provide a wide range of subject matter expertise across a variety of different operations. We have served clients handling HF, HCl, chlorine, fluorocarbons, industrial wastewater and several other processes. Our size and flexibility allow us to accommodate projects large and small.
See our list of services below:
Cox-Walker offers a range of front-end loading (FEL) engineering services to meet your needs. Our licensed engineers provide a wide range of subject matter expertise across a variety of different operations. We have served clients handling HF, HCl, chlorine, fluorocarbons, industrial wastewater and several other processes. Our size and flexibility allow us to accommodate projects large and small. See our list of services below:
FEL-1
(Conceptual Development)
- Competitive Intelligence
- Permit Investigations
- Block Flow Diagrams
- Economic Evaluations
- Technical Calculations


FEL-1
(Conceptual Development)
- Competitive Intelligence
- Permit Investigations
- Block Flow Diagrams
- Economic Evaluations
- Technical Calculations

FEL-2
(Preliminary Design Package)
- Process Flow Diagrams (PFDs)
- Equipment List
- Material & Energy Balances
- Piping & Instrumentation Drawings
- Equipment & Pipe Sizing
- Pressure Safety Valve (PSV) Sizing
- Permit Support Calculations
- Preliminary PHA

FEL-2
(Preliminary Design Package)
- Process Flow Diagrams (PFDs)
- Equipment List
- Material & Energy Balances
- Piping & Instrumentation Drawings
- Equipment & Pipe Sizing
- Pressure Safety Valve (PSV) Sizing
- Permit Support Calculations
- Preliminary PHA



Start-up, Operations, Modifications
- Procedures
- Training
- Troubleshooting
- Revalidation PHA
- Revalidation PSV Sizing

Start-up, Operations, Modifications
- Procedures
- Training
- Troubleshooting
- Revalidation PHA
- Revalidation PSV Sizing