 | 1808 - عدد الصفحات: 704
...having three circular apertures or perforations, of about a thirtieth of an inch in diameter, one ot the point of the cone, and two lateral ones, through which the tr-'is ISMICS, loiniing th- 'e divergemjetsol iliimc, somewhat like a llrur-rie Its. The shape and... | |
 | Repertory of arts, manufactures and agriculture - 1808 - عدد الصفحات: 472
...is a small curved tube with * conical cal end, having three circular apertures or perforations, of a thirtieth of an inch in diameter, one at the point...the cone, and two lateral ones, through which the gas issues, forming three divergent jets of flame, somewhat like a fleur-de-iis. The shape and general... | |
 | William Nicholson - 1808 - عدد الصفحات: 910
...is a small curved tube with a conical end, having three circular apertures or perforations, of about a thirtieth of an inch in diameter, one at the point...the cone, and two lateral ones, through which the gas issues, forming three divergent jets of flame, somewhat like a fleur-de-lis. The shape and general... | |
 | 1808 - عدد الصفحات: 476
...is a small curved tube with a conical v ca! end, having three circular apertures or perforations, of a thirtieth of an inch in diameter, one at the point of tilts cone, and two lateral ones, through which the gas issues, forming three divergent jets of flame,... | |
 | 1809 - عدد الصفحات: 604
...a smalt curved tube with a conical end, having three circular apertures or perforations,' of about a thirtieth of an inch in diameter, one at the point...the cone, and two lateral ones, through which the gas issues, forming three divergent jets of flame, somewhat like a fleur-de-lis. The shape and general... | |
 | Edward T W. Polehampton - 1815 - عدد الصفحات: 688
...is a small curved tube with a conical end, having three circular apertures or perforations, of about a thirtieth of an inch in diameter, one at the point...which the gass issues, forming three divergent jets of flames, somewhat like a fleur.de-lis. The shape and general appearance of this tube, has procured it... | |
 | Edward T W. Polehampton - 1815 - عدد الصفحات: 712
...is a small curved tube with a conical end, having three circular apertores or perforations, of about a thirtieth of an inch in diameter, one at the point of the cone, and two'lateral ones, through which the gass i*-ues, forming three divergent jets of flames, somewhat like... | |
 | Thomas Cooper - 1816 - عدد الصفحات: 204
...is a small curved tube with a conical end, having three circular apertures or perforations, of about a thirtieth of an inch in diameter, one at the point...the cone, and two lateral ones, through which the gas issues, forming three divergent jets of flame, somewhat like a fleur-de-lis. The shape and general... | |
 | Mrs. Marcet (Jane Haldimand) - 1820 - عدد الصفحات: 472
...is a small curved tube with a conical end, having three circular apertures or perforations, of about a thirtieth of an inch in diameter, one at the point...of the cone, and two lateral ones through which the gas issues, forming three divergent jets of flame, somewhat like a fleur-de-lis. The shape and general... | |
 | William Matthews - 1827 - عدد الصفحات: 644
...is a small curved tube with a conical end, having three circular apertures or perforations, of about a thirtieth of an inch in diameter, one at the point...the cone, and two lateral ones, through which the gas issues, forming three divergent jets of flame, somewhat like a fleur de Us. The shape and general... | |
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The burners are of two kinds : the one is upon the principle of the Argand lamp, and resembles it in appearance ; the other is a small curved tube with a conical end, having three circular apertures or perforations... 
