| 摘要 |
PCT No. PCT/GB89/01149 Sec. 371 Date May 22, 1991 Sec. 102(e) Date May 22, 1991 PCT Filed Sep. 28, 1989 PCT Pub. No. WO90/03715 PCT Pub. Date Apr. 5, 1990.A microwave heating apparatus comprises a heating chamber with a hemispherical reflecting cover (24). Microwave energy is thereby focussed onto foodstuff (34) contained in the chamber from at least two magnetrons (10 and 12) which feed microwave energy through flared metal waveguides (14 and 16). |
