Title:
REFUELING DEVICE FOR PREVENTING OIL MIXING AND OIL MIXING PREVENTION METHOD
Document Type and Number:
WIPO Patent Application WO/2017/160018
Kind Code:
A1
Abstract:
An oil mixing prevention method capable of preventing oil mixing during refueling is disclosed. The oil mixing prevention method according to the present invention comprises: a prepayment step of allowing a smart phone to be issued, from a payment server, a gas coupon including a prepayment cost and a fuel type, and store the same; a determination step of allowing a refueling terminal for controlling a refueler to compare the fuel type displayed on the gas coupon provided by the smart phone with a fuel type provided by the refueler, so as to determine whether the fuel types are different from each other; a deferred payment step of paying for, through the payment server, a refueling cost corresponding to a fuel amount to be filled within the limit of the prepayment cost, only when the fuel types are the same; and a step of refueling as much as fuel as the refueling cost of which payment has been approved.
Inventors:
SHIM DONG HWAN (KR)
Application Number:
PCT/KR2017/002499
Publication Date:
September 21, 2017
Filing Date:
March 08, 2017
Export Citation:
Assignee:
SHIM DONG HWAN (KR)
International Classes:
G06Q30/06; G06Q20/26; G06Q20/28; G06Q20/32; G06Q30/02; G06Q50/30; G08B23/00; G08G1/0962; H04W88/02
Foreign References:
| KR101284020B1 | 2013-07-17 | |||
| KR20150100968A | 2015-09-03 | |||
| KR20100024232A | 2010-03-05 | |||
| KR20140032603A | 2014-03-17 | |||
| KR20080005061A | 2008-01-10 |
Attorney, Agent or Firm:
DONGCHEON PATENT FIRM (KR)
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