HEA has extensive experience in the design, maintenance, and failure analysis of amine, sour water stripper and sulfur recovery processes. Specific projects include:

• New 300 TPD Sulfur Recovery Unit - Tar Sands Plant

• Grass Roots 30 TPD Stretford (Oxidation-Reduction) unit on refinery gas.

• Revamp 2 - 30 TPD Sulfur Recovery Units, complete with new sour water stripper

• New 30 TPD twin Sulfur Recovery Units including amine absorber, sour water stripper, acid gas flare

• New 50 TPD twin Amine Sulfur Recovery Units, complete with tail gas unit, and sour water stripper.

• Revamp 300 TPD Sulfur Recovery Unit; periodic amine corrosion studies and fixups.

• New 30 TPD and 100 TPD Sulfur Recovery Unit

• Assisted Client during amine system startup on new scrubbing solution composition

• Provided expertise to E&C Contractor to enable them to bid on and be awarded contract to design and build grass roots amine system for a large public gas utility company.

• Feasibility studies of sulfur recovery processes for Coal Gasification and synthetic crude production from oil shale.

• Material Failure Analysis in H₂S/NH₄HS service - pipe and corrosion testing and recommendations for replacement materials.

• Sour gas incinerators.

• SO₂ removal (and recovery) from flue gases (Flue Gas Desulfurization)

This page was last updated July 30, 2003