▎ 摘　　要

NOVELTY - Ultra-fast heating sintering device comprises an electric insulating heating cavity. An electrode sheets arranged in the electric insulating heating cavity. A power supply electrically connected to the electrode sheet. The electric insulating heating cavity is filled with high melting point conductive powder. The high melting point conductive powder is electrically connected with the electrode sheet. USE - The device is useful for melting, welding and chemical reaction processes. ADVANTAGE - The device: is simple, has powerful functions and excellent controllability; and achieves rapid heating of the required workpiece. The method: is economical, and suitable for industrial production; has the controllable temperature; coats the conductive powder; electrically heats; and reuses the conductive powder. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are also included for: (1) an ultra-fast sintering process based on the ultra-fast heating sintering device, comprising workpiece to be heating is a workpiece to be sintering; (2) an ultra-fast welding process based on the ultra-fast heating sintering device; (3) an ultra-fast temperature-rising reactor based on the ultra-fast heating and sintering device; and (4) smelting based on the ultra-fast heating sintering device. DESCRIPTION OF DRAWING(S) - The drawing shows a cross-sectional view of the ultra-fast heating sintering device.