Title: Apparatus for treating material with a gaseous medium

Abstract: Shown is a baking oven or other gas treating apparatus having a novel gas distribution-box construction for circulation or impingement of a gaseous treating medium around or against goods conducted through the apparatus. The present invention is particularly applicable to the baking of baked goods, but also is applicable to the drying or treating of particulate material or webs of material and has other uses.

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Inventors: Hoffman, Charles E. (Hatboro, PA, US)

Application Number: 715419
Filing Date: 1976-08-18
Publication_date: 1977-12-06
Assignee: Proctor & Schwartz, Inc. (Philadelphia, PA)
Primary Class(es): 34/219 34/196, 454/306
Other Classes:
US Patent Ref:

2339365	Jan, 1944	Guilder	34/231.
2896335	Jul, 1959	Dungler	34/160.
3236170	Feb, 1966	Meyer et al.	98/42.
3429057	Feb, 1969	Thygeso, Sr.	34/160.
3739490	Jun, 1973	Comstock	34/162.
3739491	Jun, 1973	Creapo et al.	34/156.
3920859	Nov, 1975	Foster	34/196.

Other Refs: 474,773656,647721,940

Jun, 1951	CA
Jan, 1938	DD
Jan, 1955	UK

Primary Examiner: Camby, John J.
Assistant Examiner: Yuen, Henry C.
Attorney: Thomas; Richard H.