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.

Date of Patent:
Mar. 10, 2026

Filed:

Jan. 13, 2023
Applicant:

Beijing Naura Microelectronics Equipment Co., Ltd., Beijing, CN;

Inventors:

Pengfei Hou, Beijing, CN;

Jianguo Li, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 16/509 (2006.01); C23C 16/458 (2006.01); H01J 37/32 (2006.01);
U.S. Cl.
CPC ...
C23C 16/509 (2013.01); C23C 16/4586 (2013.01); H01J 37/32568 (2013.01); H01J 37/32715 (2013.01); H01J 2237/3321 (2013.01);
Abstract

A process chamber includes: a furnace tube; a front flange; a rear flange; a support mechanism; a first electrode mechanism; and a second electrode mechanism. The front flange and the rear flange are respectively arranged at a furnace mouth and a furnace tail of the furnace tube. The support mechanism is arranged in the furnace tube and includes two support rods, a first end of each support rod is connected to the front flange, a second end of each support rod is connected to the rear flange, and the two support rods are used to carry a first wafer boat and a second wafer boat. The first electrode mechanism includes two first electrode mechanisms which are respectively sleeved on the first ends of the two support rods, the two first electrode mechanisms have opposite polarities and are used to carry a front end of the first wafer boat.


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