Stone & Webster Engineering Corp.

Stone & Webster, Inc.

Stone & Webster Process Technology, Inc.

Technip Process Technology, Inc.

David Chen

John L Pickering, Jr

Mark Whitney

Richard H McCue, Jr

This invention includes both novel processes and methods and also novel apparatus and equipment especially adapted for carrying out the processes and achieving the excellent results and outstanding advantages which are obtained thereby and which are essential and basic parts of the invention. This apparatus and process achieved thereby include, but are not limited thereto, a rectifier tower with a reflux drum and a multi-refrigerant core exchanger.

Advanced heat integrated rectifier system

A process and system for providing cooling service (refrigerant) for a gas separation process wherein the refrigerant is obtained from the system process fluid and after serving as refrigerant is returned to the process side for separation into product.

Process based mixed refrigerants for ethylene plants

Growing community of inventors

Sugar Land, TX, United States of America

David Chen