Title:
UNDERWATER BREATHING MASK ADOPTING A BREATH GAS SEPARATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2011/071345
Kind Code:
A2
Abstract:
The present invention relates to an underwater breathing mask adopting a system which separates breath gas in the water to enable a user to breathe. Particularly, the present invention relates to an underwater breathing mask having a breath gas separating apparatus in which fine holes are formed through a fine pipe having a surface that is treated so as to be hydrophobic, such that breath gas is separated by means of the fine holes in the water to enable the user to breathe.
Inventors:
HEO PIL WOO (KR)
PARK IN-SEOB (KR)
HAM YOUNG-BOG (KR)
PARK IN-SEOB (KR)
HAM YOUNG-BOG (KR)
Application Number:
PCT/KR2010/008865
Publication Date:
June 16, 2011
Filing Date:
December 10, 2010
Export Citation:
Assignee:
KOREA MACH & MATERIALS INST (KR)
HEO PIL WOO (KR)
PARK IN-SEOB (KR)
HAM YOUNG-BOG (KR)
HEO PIL WOO (KR)
PARK IN-SEOB (KR)
HAM YOUNG-BOG (KR)
International Classes:
B63C11/12
Foreign References:
| JP2008126946A | 2008-06-05 | |||
| JPH02103899U | 1990-08-17 | |||
| US2865369A | 1958-12-23 | |||
| JP2002037191A | 2002-02-06 |
Other References:
MINISTRY OF ENVIRONMENT REPORT, DEVELOPMENT OFPVDF MEMBRANES AND A HIGHLY EFFICIENT MBR SYSTEM FOR REMOVAL OF NITROGEN AND PHOSPHORUS IN WASTEWATER 30 March 2007,
Attorney, Agent or Firm:
LEE, WON-HEE (KR)
이원희 (KR)
이원희 (KR)
Download PDF: