STATE GEOLOGIST. 
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Fine Grinding Machines..... 
Handling Devices.......... 
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CHAPTER VIII 
THE BURNING OF PORTLAND CEMENT—THE GRINDING OF THE CLINKER AND GENERAL AR- 
Description of Rotary Kiln. 
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RANGEMENT OF PLANTS 
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Fuel Consumption in the Rotary Kiln........... Fs, MILES Orn NONE ea eS ee 
Temperature of Burning... . 
Reduction of Heat Losses... 
Use of Waste Gases........ 
Wiihizinvoatheprlea tole linker, ya oh Fim sea ars de ceeds ulna ences bhava a 
Refractory Kiln Lining..... 
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Fusing Portland Cement... . 
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Grinding of Clinker......... 
Fineness of Grinding........ 
DusteCollectorshmmenne ria. 
Mechanicalphiquipmenthoummarizede smn) ine ik isn corer Wes 
Storing Cement............ 
Power in Cement Plants.... 
Cost of making Portland Cement.......... PM ee El Mekal Posed ae wens) Ft 
OlnopRortlandsCementiblantsrwy Woe tae ete mad. eee meter Ne a ae 
THE PROPERTIES OF PORTLAND CEMENT AND THE TESTING OF CEMENT 
IBHYCHRNNOMN, odaconessnaeoone 
Setting and Hardening...... 
CHAPTER IX 
ensilerancdk@nusminods trem Cte ne rN Cab tye ge a 
Constancy of Volume....... 
Accelerated Tests.......... 
Speciticl Gravillbyaenaene ae ee 
Fineness.of Grain.......... 
Some Physical and Chemical Constants......... EUR Ea Mer Nat get mio A 
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ingens Qualiwies Ot /ormilerael CEM, Jos coauoscbeovedeuusesuoodonnees 
Addition of Pozzuolane..... 
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A GHOULS 6 5.66 soo 6 doo 86 
Cement Specifications....... 
Specific Gravity...... 
MIM ENESS eee a aes 
Normal Consistency. . 
Time of Setting...... 
Tensile Strength Test 
Constancy of Volume 
2—S. G. Bull. 3. 
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