Patent ID: 11872516
Assignee: MILAEBO CO., LTD.
Field: Chemical engineering (Chemistry)
Classification: CPC B  C  Y | IPC B  C

Claim 1:
2. The apparatus for trapping of a reaction by-product with an extended available collection area of claim 1, wherein the upper end trapping unit (31) is configured to guide the gas, which is distributed in a direction from the heater toward an outer periphery in the housing and flows downward, to the intermediate trapping unit (32) spaced apart from the lower portion at a predetermined interval through a main gas hole (311) formed in a central portion and relatively small auxiliary gas holes (312) circularly arranged around the main gas hole (311) and trap the reaction by-product contained in the gas on an upper surface installed with double cross-shaped plates (313) and a lower surface installed with quadrangular plates (314).