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:
Aug. 25, 2020
Filed:
Aug. 21, 2018
Applicant:
Seco/warwick S.a., Świebodzin, PL;
Inventors:
Maciej Korecki, Swiebodzin, PL;
Agnieszka Brewka, Poznań, PL;
Assignee:
SECO/WARWICK S.A., Swiebodzin, PL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 8/22 (2006.01);
U.S. Cl.
CPC ...
C23C 8/22 (2013.01);
Abstract
A method of low pressure carburizing (LPC) of elements made of iron alloys and of other metals in a device for continuous, in-line thermochemical surface treatment, with a constant time-step, with saturation at a temperature from 820° C. to 1200° C. in gaseous atmosphere, wherein into the vacuum chamber of the device a gaseous carbon carrier is introduced using impulses in a constant flow-time sequence, synchronized with the working time-step of the device.