Lg Chem, Ltd

Won-Jae Moon

Sang-Oeb Na

Hyung-Young Oh

Heui-Joon Park

Kil-Ho Kim

Yang-Han Kim

Young-Sik Kim

Chang-Hee Lee

Jin Han

Woo-Hyun Kim

Dong-Shin Shin

Jeong-Deok Kim

Ye-Hoon Im

Kyoung-Hoon Min

Jae-Ik Song

Dae-Yeon Lee

Young-Kuk Kim

Kyu-Chul Chung

Hyun-Chul Chung

Jae-Han Jun

Su-Chan Park

Ji-Seob Lee

Wook Jeong

Jung-Hyun Oh

Ick-Soonc/o Lg ChemLtd /Resarch Park Kwak

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.

Apparatus for eliminating heterogeneous glass and glass manufacturing apparatus comprising the same

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.

Float bath and glass manufacturing apparatus including the same

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.

Apparatus and method for monitoring glass plate polishing state

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.

Method for recycling cerium oxide abrasive

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.

Float bath for manufacturing float glass and cooling method of the same

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.

Float bath for manufacturing glass; float glass forming method utilizing the same and method for installing barriers to the float bath

Float bath for manufacturing glass, float glass forming method utilizing the same and method for installing barriers to the float bath

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.

Glass setting plate for glass polishing system

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.

Method for manufacturing float glass and apparatus for manufacturing the same

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.

Apparatus and method for manufacturing float glass

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.

Method and system for polishing float glass

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.

Glass polishing system

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.

Lower unit for glass polishing system and glass polishing method using the same

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.

Growing community of inventors

Seoul, South Korea

Won-Jae Moon