Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
APPARATUS FOR PREVENTING REOXIDATION OF MOLTEN STEEL
Document Type and Number:
WIPO Patent Application WO/2020/111530
Kind Code:
A1
Abstract:
An apparatus for preventing reoxidation of molten steel, according to one embodiment of the present invention, is an apparatus for preventing reoxidation of molten steel which is contained in a ladle and has a slag layer formed on the surface thereof. The apparatus comprises: an insertion block which is disposed on the top of the ladle and is lifted and lowered inside the ladle so as to be inserted into the slag layer; and a driving part for lifting or lowering the insertion block.

More Like This:
JP5756643Low temperature casting method and low temperature casting equipment for spheroidal graphite cast iron
JP2755997[Title of the Invention] An apparatus for continuously producing a semi-solidified metal.
WO/1988/008041DEVICES AND APPARATUS FOR INJECTING GAS INTO HIGH TEMPERATURE LIQUIDS, E.G. MOLTEN METALS
Inventors:
LEE SANGDONG (KR)
Application Number:
PCT/KR2019/014340
Publication Date:
June 04, 2020
Filing Date:
October 29, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
POSCO (KR)
International Classes:
B22D1/00
Foreign References:
KR20020026029A2002-04-06
JP2009030886A2009-02-12
JPH08120324A1996-05-14
KR20170138860A2017-12-18
KR101207116B12012-12-03
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
Download PDF:
View/Download PDF      PDF Help



 
Previous Patent: GRAPHITE SHEET PRODUCED FROM POLYIMIDE FILM HAVING EXCELLENT ORIENTATION PROPERTIES, AND METHOD FOR ...

Next Patent: ELECTRONIC DEVICE AND CONTROL METHOD THEREOF