Report ..., Volumes 9-17U.S. Government Printing Office, 1929 |
From inside the book
Results 1-5 of 83
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... increased safety , efficiency , and economic development in mining , and with the conservation of our mineral resources . The mining industry is one of the largest consumers of forest products , and for that reason the committee has ...
... increased safety , efficiency , and economic development in mining , and with the conservation of our mineral resources . The mining industry is one of the largest consumers of forest products , and for that reason the committee has ...
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... increased safety , efficiency , and economic development in mining , and with the conservation of our mineral resources . The mining industry is one of the largest consumers of forest products , and for that reason the committee has ...
... increased safety , efficiency , and economic development in mining , and with the conservation of our mineral resources . The mining industry is one of the largest consumers of forest products , and for that reason the committee has ...
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... increased in strength from one to three times as compared with green lumber , but also because its lasting qualities are en- hanced and charges for freight , and handling costs , are greatly reduced . For this reason modern or efficient ...
... increased in strength from one to three times as compared with green lumber , but also because its lasting qualities are en- hanced and charges for freight , and handling costs , are greatly reduced . For this reason modern or efficient ...
Page 25
... increased degrade , as is shown by the data obtained on this variable . Where pine mills have sufficient quantities of short stock they might well pile it so as to have , for example , on one foundation two narrow piles - stock parallel ...
... increased degrade , as is shown by the data obtained on this variable . Where pine mills have sufficient quantities of short stock they might well pile it so as to have , for example , on one foundation two narrow piles - stock parallel ...
Page 31
... increasing this to 5 inches increases the drying rate but beyond that has little effect . Too open spacing may increase losses from surface checking . Undoubt- edly good results would follow adjusting the spacing distance accord- ing to ...
... increasing this to 5 inches increases the drying rate but beyond that has little effect . Too open spacing may increase losses from surface checking . Undoubt- edly good results would follow adjusting the spacing distance accord- ing to ...
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Other editions - View all
Common terms and phrases
air-drying air-seasoning black gum blue stain bottom brown stain Bureau California pine cents per copy chemical chestnut chimney circulation cleats Committee on Wood compartment kilns courtesy of Forest creosote crossers decay degrade develop Douglas fir dried dry-kiln Forest Products Laboratory fungi fungus grades handling heartwood heat humidity inches industry interior kiln-drying layers length load logs material method mill moisture content Nail National Committee nonutilized wood operation Photograph courtesy pieces 16 pile pipes Planer shavings Pondosa poplar practice prevent progressive kiln red gum roof sap stain sapwood sawmill seasoning shown in Figure shows side small dimension stock Sodium bicarbonate softwoods southern hardwood southern pine spacing species steam stickers storage sugar pine surface temperature tests thickness timber tion usually waste western white pine white pine width WOOD UTILIZATION y. p. Edgings y. p. Sawdust y. p. Slabs yard yellow pine zinc chloride
Popular passages
Page 8 - Board, and the Bureau of Foreign and Domestic Commerce of the Department of Commerce.
Page 1 - ... preservative must displace or compress the air in the wood. After the retort is filled, additional preservative is forced into the cylinder by means of pressure pumps, the pressure being gradually raised to and maintained at 125 to 175 Ib.
Page 40 - US DEPARTMENT OF AGRICULTURE. Forest Service. 1920. Timber depletion and the answer. A summary of the report on timber depletion and related subjects prepared in response to Senate Resolution 311. US Dept.
Page 118 - Manual of Design and Installation of the Forest Service Water-Spray Dry Kiln. By LV Teesdale. Department of Agriculture Bulletin 894, October 18. 1920. Price, 10 cents. A good manual for this type of kiln. The Theory of Drying and its Application to the New Humidity Regulated and Recii-culating Dry Kiln.
Page 10 - DC, works in close cooperation with a number of official and private organizations, notably the Bureau of Standards of the Department of Commerce and the Forest Products Laboratory of the Forest Service, Department of Agriculture.
Page 51 - Commerce, comprises about 200 members representing manufacturers, distributors, and consumers of forest products. Its object Is to work for closer utilization of our country's timber resources. The committee, whose headquarters are in the Department of Commerce. Washington, DC, works in close cooperation with a number of...