Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 51
Fig. 12. KuLi.some Batch Mixer- … Fig. 13. McKelvey Bates jNIixcr. so as to be partially mixed dry. The water is supplied near themiddle of the mixer. Fig. 14 represents a type of the paddle mixer. 39 30 REINFORCED CONCRETE Automatic Measures for Concrete Materials. ]\I(>clianicalmeasuring; inachinerv for concrete materials have…
Architecture · Building · Carpentry
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