The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 30, 1976
Filed:
Mar. 18, 1974
Applicant:
Inventors:
Noriaki Nakase, Nagano, JA;
Yoshiaki Nagamine, Osaka, JA;
Assignee:
Mitsui Shipbuilding & Engineering Co. Ltd., Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; C10G / ;
U.S. Cl.
CPC ...
196110 ; 196116 ;
Abstract
Vertical tube type cracking furnace in which a convection-heating section for preheating the process fluid is provided above the combustion chamber, and gas passages connecting the convection-heating section and the combustion chamber are symmetrically provided.
Nakase, Noriaki. (1976). Vertical tube type cracking furnace (U.S. Patent No. 3947326). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3947326
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile