Title:
NITROGEN GAS PURGE KIT FOR A BRAZING APPARATUS FOR A STEAM CONDENSING HEAT TRANSFER PIPE FOR A GENERATOR, AND BRAZING METHOD USING SAME FOR A STEAM CONDENSING HEAT TRANSFER PIPE FOR A GENERATOR
Document Type and Number:
WIPO Patent Application WO/2013/008975
Kind Code:
A1
Abstract:
According to the present invention, a nitrogen gas purge kit for a brazing apparatus for a steam condensing heat transfer pipe for a generator comprises: a first plug inserted a certain depth into and coupled to a first opening of a clad tube having the first opening and a second opening at the ends thereof, the first plug having a shape corresponding to the first opening in order to close the first opening and having a nitrogen-injecting tube installed therein in order to charge nitrogen into the clad tube; a second plug inserted a certain depth into and coupled to the second opening, the second plug having a shape corresponding to the second opening in order to close the second opening and having an air-discharging tube installed therein in order to discharge air from within the clad tube; a nitrogen-injecting device, connected to the nitrogen injecting tube, for injecting nitrogen into the clad tube; and an air-discharging device, connected to the air-discharging tube, for discharging air from within the clad tube to the outside.
Inventors:
OH YOUNGCHAN (KR)
Application Number:
PCT/KR2011/006442
Publication Date:
January 17, 2013
Filing Date:
August 31, 2011
Export Citation:
Assignee:
JNK HEATERS CO LTD (KR)
OH YOUNGCHAN (KR)
OH YOUNGCHAN (KR)
International Classes:
B23K3/08; B23K1/008; B23K1/20
Foreign References:
| JPH10277730A | 1998-10-20 | |||
| KR940000557U | ||||
| JPH06183706A | 1994-07-05 |
Attorney, Agent or Firm:
JIN, Cheonwoong et al. (KR)
진천웅 (KR)
진천웅 (KR)
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Claims: