Improvements in or relating to the Furnaces of Boilers of the Lancashire, Cornish, Marine or other similar Type.

摘要

14,815. Smallwood, L. A. June 24. Bricks, special shapes of. - Refractory bricks for lining the flues of boiler furnaces are of chanelled form, as shown in Fig. 5, the side webs a3 being cut away at a5, if desired, to form a means of communication between adjacent rows of bricks. The end bricks of each row are of the form shown in Fig. 6, one end of the channel being closed at d1.