James A Mathias
Engineers in Carbondale, IL

License number
Utah 264465-2202
Category
Engineer/Land Surveyor
Type
Professional Engineer
Address
Address
Carbondale, IL

Professional information

James Mathias Photo 1

James Mathias

Specialties:
Engineering
Work:
Southern Illinois University - Carbondale


James Mathias Photo 2

Multi-Stream Microchannel Device

US Patent:
7780944, Aug 24, 2010
Filed:
Dec 15, 2005
Appl. No.:
11/300914
Inventors:
James A. Mathias - Carbondale IL, US
G. Bradley Chadwell - Reynoldsburg OH, US
Dongming Qiu - Bothell WA, US
Annalee Y. Tonkovich - Dublin OH, US
Steven T. Perry - Galloway OH, US
Matthew B. Schmidt - Columbus OH, US
Sean P. Fitzgerald - Columbus OH, US
David J. Hesse - Columbus OH, US
Thomas D. Yuschak - Lewis Center OH, US
Bin Yang - Columbus OH, US
Assignee:
Velocys, Inc. - Plain City OH
International Classification:
C01B 3/24, C01B 3/26
US Classification:
423650, 423651
Abstract:
The invention is a process and device for exchanging heat energy between three or more streams in a microchannel heat exchanger which can be integrated with a microchannel reactor to form an integrated microchannel processing unit. The invention enables the combining of a plurality of integrated microchannel devices to provide the benefits of large-scale operation. In particular, the microchannel heat exchanger of the present invention enables flexible heat transfer between multiple streams and total heat transfer rates of about 1 Watt or more per core unit volume expressed as W/cc.


James Mathias Photo 3

Multi-Stream Microchannel Device

US Patent:
2010030, Dec 2, 2010
Filed:
Jul 19, 2010
Appl. No.:
12/839063
Inventors:
James Allen Mathias - Carbondale IL, US
G. Bradley Chadwell - Reynoldsburg OH, US
Dongming Qiu - Dublin OH, US
Steven T. Perry - Galloway OH, US
Matthew B. Schmidt - Columbus OH, US
Sean P. Fitzgerald - Columbus OH, US
David J. Hesse - Columbus OH, US
Thomas D. Yuschak - Lewis Center OH, US
Bin Yang - Columbus OH, US
Assignee:
VELOCYS, INC. - Plain City OH
International Classification:
B81B 1/00, F15C 1/06, F28D 3/02
US Classification:
137 1, 137594, 137340, 165172
Abstract:
Provided is a process and device for exchanging heat energy between three or more streams in a microchannel heat exchanger which can be integrated with a microchannel reactor to form an integrated microchannel processing unit. The combining of a plurality of integrated microchannel devices to provide the benefits of large-scale operation is enabled. In particular, the microchannel heat exchanger enables flexible heat transfer between multiple streams and total heat transfer rates of about 1 Watt or more per core unit volume expressed as W/cc.


James Mathias Photo 4

Multi-Stream Microchannel Device

US Patent:
2013018, Jul 25, 2013
Filed:
Jan 22, 2013
Appl. No.:
13/747440
Inventors:
James A. Mathias - Carbondale IL, US
G. Bradley Chadwell - Reynoldsburg OH, US
Dongming Qiu - Dublin OH, US
Annalee Y. Tonkovich - Gilbert AZ, US
Steven T. Perry - Galloway OH, US
Matthew B. Schmidt - Columbus OH, US
Sean P. Fitzgerald - Columbus OH, US
David J. Hesse - Columbus OH, US
Thomas D. Yuschak - Lewis Center OH, US
Bin Yang - Columbus OH, US
Assignee:
VELOCYS, INC. - Plain City OH
International Classification:
F28F 3/12
US Classification:
165168
Abstract:
Provided is a process and device for exchanging heat energy between three or more streams in a microchannel heat exchanger which can be integrated with a microchannel reactor to form an integrated microchannel processing unit. The combining of a plurality of integrated microchannel devices to provide the benefits of large-scale operation is enabled. In particular, the microchannel heat exchanger enables flexible heat transfer between multiple streams and total heat transfer rates of about 1 Watt or more per core unit volume expressed as W/cc.

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