Quality assurance system

Joul Co., LTD has established the quality assurance requirement from ASME NQA -1, KEPIC QAP-1, and developed the activity for guaranteeing the reliability and safety in product.

Document system for quality

Acquisition of UL Mark certificate

- 1999 Cartridge Heater
- 2000 Immersion Heater

Acquisition of KEPIC certificate

2016 KEPIC-MN (MN-685)

Registered company for Q grade in quality

[Q] (from Korea Hydro & Nuclear Power Co., LTD)

Acquisition of GD Mark certificate

1996 Heating Blower

Acquisition of CE Mark certificate

2002 Mist Collector

List of patent application

division	Contents	Application Registration	Remarks
01	Wall clock	1997.07	Design
02	Oil mist remover	1998.12	Patent
03	Exhaust gas reducer	1999.03	Utility model
04	Refractory wood and its manufacturing method	1999.07	Patent
05	Overload relays with automatic load recognition	2000.02	Utility model
06	Skin beauty machine that can emit natural wood flavor	2001.08	Utility model
07	Heat pump dryer and refrigerated warehouse	2001.09	Patent
08	Tubular heaters with anti-leaking function	2001.12	Utility model
09	Metal heating element of electric Ondol heating system	2003.02	Utility model
10	Oil mist dust collector	2004.03	Design
11	Heating tank for frying	2004.04	Utility model
12	JOUL	2004.08	Trademark
13	Frame structure that prevents leak of HEPA filter	2005.07	Utility model
14	Heater insulation material and insulation performance test equipment of heater	2006.09	Patent
15	Direct heating type electric boiler	2008.04	Patent
16	Electric liquid heater	2008.09	Design
17	Electric boiler (small)	2008.09	Design
18	Electric heater	2010.05	Design
19	Electric boiler (large)	2010.08	Design
20	Radioactive particle and gas processor	2011.05	Utility model
21	Cold stone	2011.10	Trademark
22	Cyclone type combustion device using fire plate	2011.11	Patent
23	Electric steam boiler	2012.07	Patent
24	Wooden building and construction method of wooden building	2012.11	Patent
25	Steam boiler using heat accumulation block	2013.02	Patent
26	Mobile nuclear air and gas processor	2014.12	Patent