| 摘要 |
PCT No. PCT/SE92/00483 Sec. 371 Date May 3, 1994 Sec. 102(e) Date May 3, 1994 PCT Filed Jun. 29, 1992 PCT Pub. No. WO93/01448 PCT Pub. Date Jan. 21, 1993The invention discloses a gas powered burner with perforated ceramic elements which are adjustable in their planes and/or essentially perpendicular to their planes. The burner dan be adjusted so as to emit uniform infra-red radiation with good precision within the wavelength band, irrespective of how the burner is angled or located. |
