Report ..., Volumes 9-17U.S. Government Printing Office, 1929 |
From inside the book
Results 1-5 of 100
Page 3
... cause trouble because of the improper use of such material in building frames . Manufacturers ' seasoning may vary somewhat also in uniformity , because both air - dried and kiln - dried stock may come through with considerable ...
... cause trouble because of the improper use of such material in building frames . Manufacturers ' seasoning may vary somewhat also in uniformity , because both air - dried and kiln - dried stock may come through with considerable ...
Page 6
... caused the general conference of lumber producers , distributors , and consumers held in Washington , D. C. , to decide unanimously to support this movement , and that such recommendations should be submitted by lumber manufacturers ...
... caused the general conference of lumber producers , distributors , and consumers held in Washington , D. C. , to decide unanimously to support this movement , and that such recommendations should be submitted by lumber manufacturers ...
Page 22
... cause additional degrade and may reduce possibility of damage from. 22 SEASONING , HANDLING , AND CARE OF LUMBER A moisture gradient curve Width and spacing of lumber piles___ Short hemlock piled two end-lapped lengths to pile.
... cause additional degrade and may reduce possibility of damage from. 22 SEASONING , HANDLING , AND CARE OF LUMBER A moisture gradient curve Width and spacing of lumber piles___ Short hemlock piled two end-lapped lengths to pile.
Page 23
National Committee on Wood Utilization (U.S.). cause additional degrade and may reduce possibility of damage from decay . There are some classes of stock in which discoloration of boards by light at the sides of the pile is undesirable ...
National Committee on Wood Utilization (U.S.). cause additional degrade and may reduce possibility of damage from decay . There are some classes of stock in which discoloration of boards by light at the sides of the pile is undesirable ...
Page 30
... caused by the usual spacing in connection with a 12 - inch center chimney . One manufacturer is also piling even - width stock in like manner , putting three close - spaced boards in each group when of 4 or 6 inch width and two boards ...
... caused by the usual spacing in connection with a 12 - inch center chimney . One manufacturer is also piling even - width stock in like manner , putting three close - spaced boards in each group when of 4 or 6 inch width and two boards ...
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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...