E/MJ : engineering and mining journal . BH •mW*? ra f _4g ^fr. BHr-JB s^*. SS^ FIG. 3. CALUMET & ARIZONA OIL-FIRED SCOTCHBOILER is no large amount of brickwork to be torn down and re-placed. This plant gives an operating efficiency of from75 normal to maximum. Dust Prevention About Mine Plants or other industrialworks is necessary for the health of the workers if for noother reason. The dust losses of ground products is con-siderable and often of considerable value. The obscuring oflights by dust is another injurious factor. To reduce dustlosses in a large steel plant the raw materials e
E/MJ : engineering and mining journal . BH •mW*? ra f _4g ^fr. BHr-JB s^*. SS^ FIG. 3. CALUMET & ARIZONA OIL-FIRED SCOTCHBOILER is no large amount of brickwork to be torn down and re-placed. This plant gives an operating efficiency of from75 normal to maximum. Dust Prevention About Mine Plants or other industrialworks is necessary for the health of the workers if for noother reason. The dust losses of ground products is con-siderable and often of considerable value. The obscuring oflights by dust is another injurious factor. To reduce dustlosses in a large steel plant the raw materials entering theplant, iron ore, and limestone are first sprinkled. The carscontaining the material are run onto a siding over which asprinkling system is installed. T&ae Ti©g|a IHIeadlfiipairime A headframe similar in design to those used by theOliver Iron Mining Co., but made of timber instead ofsteel, is in use at Chisholm, Minn., on the property of. DETAILS OF THE SHEAVE WHEEL AND BEARINGS Fro. 2. OIL-FIRED BOILER INSTALLATION AT THE \f INTERNATIONAL SMELTERY
Size: 1937px × 1290px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bo, bookcentury1900, bookdecade1910, booksubjectmineralindustries
