Patents by Inventor Won Jae Moon
Won Jae Moon has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20200299174Abstract: Provided is a float glass manufacturing apparatus comprising a float bath configured to accommodate molten metal and to allow a glass ribbon to flow on a liquid surface of the molten metal in a first direction; a ceiling unit spaced upward apart from the float bath and elongated in the first direction; and a cooling module in at least a part of an entire region of the ceiling unit and configured to supply downward a cooling gas that cools the glass ribbon.Type: ApplicationFiled: January 30, 2019Publication date: September 24, 2020Inventors: Woo Hyun KIM, Won Jae MOON, Heui Joon PARK, Du Sun HWANG, Jun Bo CHOI
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Patent number: 10066853Abstract: The present invention relates to a coupling structure of a case and an air heater body in an air heater, and the coupling structure includes: an air heater body for generating flames with the fuel supplied from a fuel tank and forcedly blowing the heat of the flames to the outside; the case detachably coupled surroundingly to the air heater body; fastening screws for unitarily coupling the air heater body and the case to each other; coupling flanges formed on both sides of the case in a longitudinal direction of the case and having first screw coupling holes screw-coupled to the fastening screws; and coupling brackets located on one side and the other side of the air heater body in the longitudinal direction of the air heater body in such a manner as to come into surface contact with the coupling flanges and having second screw coupling holes formed thereon correspondingly to the first screw coupling holes.Type: GrantFiled: February 17, 2016Date of Patent: September 4, 2018Assignee: PASECO CO., LTD.Inventor: Won Jae Moon
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Patent number: 9862631Abstract: The present disclosure provides an apparatus for eliminating a heterogeneous glass present in the top surface of a molten glass effectively, and a melting furnace and a glass manufacturing apparatus comprising the same. The apparatus for eliminating a heterogeneous glass according to one aspect of the present disclosure comprises a storage bath having an inlet and an outlet to receive a molten glass fed into the inlet and to discharge the received molten glass through the outlet, and an evacuating opening formed on the top of the storage bath, the evacuating opening allowing the received molten glass to overflow; a first gate being mounted close to the outlet of the storage bath to adjust an open area, thereby controlling the flow rate of the molten glass to be discharged through the outlet; and a second gate being mounted close to the inlet of the storage bath to control the height of the molten glass received in the storage bath at the section in which the evacuating opening is formed.Type: GrantFiled: September 3, 2014Date of Patent: January 9, 2018Assignee: LG CHEM, LTD.Inventors: Kyoung-Hoon Min, Ye-Hoon Im, Won-Jae Moon, Ji-Seob Lee
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Patent number: 9718719Abstract: Disclosed is a float bath which allows easy temperature control according to an internal position, and a glass manufacturing apparatus and glass manufacturing method including the float bath. The float bath includes a plurality of heaters provided at an upper portion of the float bath to supply heat into the float bath, and a shield provided between predetermined heaters among the plurality of heaters to block heat transfer therebetween.Type: GrantFiled: February 25, 2014Date of Patent: August 1, 2017Assignee: LG CHEM, LTD.Inventors: Kyoung-Hoon Min, Ye-Hoon Im, Su-Chan Park, Sang-Oeb Na, Won-Jae Moon
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Publication number: 20160265809Abstract: The present invention relates to a structure for coupling a case to an air heater, and the structure includes: an air heater body for generating flames with the fuel supplied from a fuel tank and forcedly blowing the heat of the flames to the outside; the case detachably coupled surroundingly to the air heater body; fastening screws for unitarily coupling the air heater body and the case to each other; coupling flanges formed on both sides of the case in a longitudinal direction of the case and having first screw coupling holes screw-coupled to the fastening screws; and coupling brackets located on one side and the other side of the air heater body in the longitudinal direction of the air heater body in such a manner as to come into surface contact with the coupling flanges and having second screw coupling holes formed thereon correspondingly to the first screw coupling holes.Type: ApplicationFiled: February 17, 2016Publication date: September 15, 2016Inventor: Won Jae MOON
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Publication number: 20160023937Abstract: The present disclosure provides an apparatus for eliminating a heterogeneous glass present in the top surface of a molten glass effectively, and a melting furnace and a glass manufacturing apparatus comprising the same. The apparatus for eliminating a heterogeneous glass according to one aspect of the present disclosure comprises a storage bath having an inlet and an outlet to receive a molten glass fed into the inlet and to discharge the received molten glass through the outlet, and an evacuating opening formed on the top of the storage bath, the evacuating opening allowing the received molten glass to overflow; a first gate being mounted close to the outlet of the storage bath to adjust an open area, thereby controlling the flow rate of the molten glass to be discharged through the outlet; and a second gate being mounted close to the inlet of the storage bath to control the height of the molten glass received in the storage bath at the section in which the evacuating opening is formed.Type: ApplicationFiled: September 3, 2014Publication date: January 28, 2016Inventors: Kyoung-Hoon MIN, Ye-Hoon IM, Won-Jae MOON, Ji-Seob LEE
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Patent number: 9028294Abstract: Disclosed are an apparatus and a method for monitoring a glass plate polishing state. The apparatus may include a location measuring unit for measuring a location on a glass plate being polished by a polishing machine, a current measuring unit for measuring an electric current flowing into the polishing machine, a memory unit for storing a reference value of the electric current flowing into the polishing machine for each polishing location of the glass plate, and a control unit for determining whether a polishing state is faulty, by comparing a value of the electric current measured by the current measuring unit for each polishing location measured by the location measuring unit with a corresponding reference value of the electric current stored in the memory unit for each polishing location.Type: GrantFiled: March 10, 2011Date of Patent: May 12, 2015Assignee: LG Chem, Ltd.Inventors: Won-Jae Moon, Hyung-Young Oh, Dae-Yeon Lee, Jae-Ik Song, Young-Kuk Kim, Kyu-Chul Chung, Hyun-Chul Chung
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Patent number: 8894733Abstract: Disclosed is a method for recycling a cerium oxide abrasive. The method may include adding a strong alkali solution to a slurry waste of the cerium oxide abrasive, adding sodium fluoride to the slurry waste, and separating a cerium oxide particle included in the slurry waste from other kinds of particles.Type: GrantFiled: March 11, 2011Date of Patent: November 25, 2014Assignee: LG Chem, Ltd.Inventors: Won-Jae Moon, Sang-Oeb Na, Hyung-Young Oh
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Patent number: 8863554Abstract: A float bath for manufacturing a float glass includes a brick assembly composed of a plurality of bricks storing a molten metal so that a float glass is capable of moving forward while floating on the molten metal, a bottom casing for forming an outer side of the brick assembly, and an air blower installed away from the bottom casing to supply a cooling air toward the bottom casing. The air blower includes a plurality of nozzles having a diameter of about 30 mm and arranged with a pitch of about 250 mm to about 300 mm in order to cool the bottom casing to a predetermined temperature.Type: GrantFiled: August 11, 2011Date of Patent: October 21, 2014Assignee: LG Chem, Ltd.Inventors: Won-Jae Moon, Yang-Han Kim, Sang-Oeb Na, Jeong-Deok Kim, Heui-Joon Park, Jin Han, Woo-Hyun Kim, Dong-Shin Shin, Jae-Han Jun
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Patent number: 8813521Abstract: A float bath for manufacturing glass includes a slot formed in a bottom block of the float bath in which a molten metal is to be filled, a barrier member capable of being inserted into the slot, a receiving portion formed in at least one side block that connects with the bottom block so as to communicate with the slot, and a placing member placed in the receiving portion to be connected to one end of the barrier member.Type: GrantFiled: March 26, 2012Date of Patent: August 26, 2014Assignee: LG Chem, Ltd.Inventors: Woo-Hyun Kim, Sang-Oeb Na, Won-Jae Moon, Jeong-Deok Kim, Kil-Ho Kim, Heui-Joon Park, Jin Han, Dong-Shin Shin
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Patent number: 8794037Abstract: A float bath for manufacturing glass includes a slot formed in a bottom block of the float bath in which a molten metal is to be filled, a barrier member capable of being inserted into the slot, a receiving portion formed in at least one side block that connects with the bottom block so as to communicate with the slot, and a placing member placed in the receiving portion to be connected to one end of the barrier member.Type: GrantFiled: April 19, 2011Date of Patent: August 5, 2014Assignee: LG Chem, Ltd.Inventors: Woo-Hyun Kim, Sang-Oeb Na, Won-Jae Moon, Jeong-Deok Kim, Kil-Ho Kim, Heui-Joon Park, Jin Han, Dong-Shin Shin
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Publication number: 20140174130Abstract: Disclosed is a float bath which allows easy temperature control according to an internal position, and a glass manufacturing apparatus and glass manufacturing method including the float bath. The float bath includes a plurality of heaters provided at an upper portion of the float bath to supply heat into the float bath, and a shield provided between predetermined heaters among the plurality of heaters to block heat transfer therebetween.Type: ApplicationFiled: February 25, 2014Publication date: June 26, 2014Applicant: LG CHEM, LTD.Inventors: Kyoung-Hoon MIN, Ye-Hoon IM, Su-Chan PARK, Sang-Oeb NA, Won-Jae MOON
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Patent number: 8758096Abstract: A glass setting plate for a glass polishing system supports a lower surface of a glass in a glass polishing system for polishing a glass used for liquid crystal displays. The glass setting plate is made of a composite material obtained by molding and curing a mixture of granite particles and thermosetting resin.Type: GrantFiled: October 7, 2010Date of Patent: June 24, 2014Assignee: LG Chem, Ltd.Inventors: Won-Jae Moon, Sang-Oeb Na, Hyung-Young Oh
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Patent number: 8656739Abstract: The present invention provides a method for manufacturing a float glass by floating the glass on a molten tin that is contained in a molten tin bath, which includes the steps of a) discharging a portion of the molten tin in the molten tin bath to the outside of the molten tin bath; b) removing oxygen dissolved in the molten tin that is discharged from the molten tin bath by injecting an oxygen stripping gas that contains hydrogen into the molten tin; and c) returning the molten tin from which oxygen is removed to the molten tin bath, and an apparatus for manufacturing the same.Type: GrantFiled: October 1, 2009Date of Patent: February 25, 2014Assignee: LG Chem, Ltd.Inventors: Sang-Oeb Na, Kil-Ho Kim, Yang-Han Kim, Hyung-Young Oh, Young-Sik Kim, Won-Jae Moon
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Patent number: 8616022Abstract: An apparatus for manufacturing a float glass includes a bottom block in which molten metal is stored and floats, a loop block which covers the bottom block and has at least one hole formed therethrough, a heater installed through the hole, and a fragment intercepting member for preventing fragments generated at the loop block from falling onto the bottom block through the hole.Type: GrantFiled: May 31, 2011Date of Patent: December 31, 2013Assignee: LG Chem, Ltd.Inventors: Woo-Hyun Kim, Sang-Oeb Na, Won-Jae Moon, Jeong-Deok Kim, Kil-Ho Kim, Heui-Joon Park, Jin Han, Dong-Shin Shin
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Patent number: 8602848Abstract: A system for polishing a float glass used for liquid crystal displays includes a lower unit configured to rotate a float glass to be polished, a head assembly configured to be rotatable in contact with the float glass, and a moving unit configured to move the head assembly in a horizontal direction, wherein the head assembly includes at least two heads that are rotatable, respectively.Type: GrantFiled: October 7, 2010Date of Patent: December 10, 2013Assignee: LG Chem, Ltd.Inventors: Won-Jae Moon, Hyung-Young Oh, Sang-Oeb Na
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Patent number: 8448469Abstract: The present invention provides a method for manufacturing a float glass by floating the glass on a molten tin that is contained in a molten tin bath, which includes the steps of a) discharging a portion of the molten tin in the molten tin bath to the outside of the molten tin bath; b) removing oxygen dissolved in the molten tin that is discharged from the molten tin bath by injecting an oxygen stripping gas that contains hydrogen into the molten tin; and c) returning the molten tin from which oxygen is removed to the molten tin bath, and an apparatus for manufacturing the same.Type: GrantFiled: January 24, 2012Date of Patent: May 28, 2013Assignee: LG Chem, Ltd.Inventors: Sang-Oeb Na, Kil-Ho Kim, Yang-Han Kim, Hyung-Young Oh, Young-Sik Kim, Won-Jae Moon
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Patent number: 8449355Abstract: A glass polishing system includes a lower unit capable of rotating a glass placed at a fixed position, an upper unit contacting with the glass and capable of being passively rotated due to the rotation of the glass, a moving unit for moving the upper unit in a horizontal or vertical direction, and a polishing slurry supply unit for supplying a polishing slurry to the glass through the upper unit.Type: GrantFiled: March 5, 2010Date of Patent: May 28, 2013Assignee: LG Chem, Ltd.Inventors: Won-Jae Moon, Sang-Oeb Na, Hyung-Young Oh, Yang-Han Kim, Young-Sik Kim, Kil-Ho Kim, Heui-Joon Park, Chang-Hee Lee
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Patent number: 8449351Abstract: A lower unit for a glass polishing system includes a support installed to a rotatable turntable, and a carrier having a supporting part for supporting a glass to be polished, and a placing part formed in a surface opposite to the supporting part and fixed and placed to the support.Type: GrantFiled: March 5, 2010Date of Patent: May 28, 2013Assignee: LG Chem, Ltd.Inventors: Won-Jae Moon, Sang-Oeb Na, Hyung-Young Oh, Yang-Han Kim, Young-Sik Kim, Kil-Ho Kim, Heui-Joon Park, Chang-Hee Lee, Dae-Yeon Lee, Jae-Ik Song, Wook Jeong, Young-Kuk Kim, Kyu-Chul Chung, Hyun-Chul Chung
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Patent number: 8297078Abstract: A float bath for manufacturing a float glass includes a brick assembly composed of a plurality of bricks to store a molten metal so that a float glass is capable of moving forward while floating on the molten metal, a bottom casing for forming an outer side of the brick assembly, and an air blower installed away from the bottom casing to supply a cooling air toward the bottom casing. The air blower is disposed so that the cooling air is injected toward gaps between the bricks.Type: GrantFiled: August 10, 2011Date of Patent: October 30, 2012Assignee: LG Chem, Ltd.Inventors: Won-Jae Moon, Yang-Han Kim, Sang-Oeb Na, Jeong-Deok Kim, Heui-Joon Park, Jin Han, Woo-Hyun Kim, Dong-Shin Shin, Jae-Han Jun