1.

Executive Summary

2.

Contract Objective

3.

Significant Facility Design Evolution Summary

3.1

Task 1 National Environmental Policy Act Documentation

3.2

Task 2 Work Plan

3.3

Task 3 Permit Information

3.4

Task 4 Conceptual Design

3.5

Task 5 Bench-Scale Technical Concept Studies

3.6

Task 6 Detailed Construction Design

3.6.1

Operating Pressure Change From 600 to 400 psig

3.6.2

Operating Pressure Change From 400 to 325 psig

3.6.2

Rerouting of Pipe Bridge to FT Martin

3.6.3

Design Product Gas Temp. Change From 1100^o F to 1500^o F

3.6.4

GPIF State Air Permit Requirements

3.7

Tasks 7 Through 9

4.0

PyGas ™ Technology Advantages – Basic Gasifier Traits

4.1

Viability of the PyGas ™ Gasification Concept

4.2

Important Process Chemistry

4.2.1

In-Situ Sulfur Removal

4.2.2

Control Of Fuel Nitrogen Release

4.3

Inherent Advantages Of This Process Compared With Available Commercial Technologies

4.4

Related PyGas ™ Process Chemistry Modeling

4.4.1

The Pyrolyzer

4.4.2

Upper Zone of the Gasifier

4.4.3

Upper Bed Gasification

4.4.4

Lower Bed Gasification

4.4.5

Math Model Predictions

4.4.6

Technical Conclusions

4.5

Technical/Economic Advances

4.6

The Repowering Option Concept

4.7

Conceptual Riley PyGas ™ Design

4.8

Commercialization Approach

4.8.1

Market Description

4.8.2

Riley Commercialization Summary

4.8.3

Commercialization Plan

5.0

Conclusion

5.1

Project Cancellation by DOE

5.2

Objective Not Met

5.3

Desired Future Contract for PyGas ™ Pilot Test Unit