Circular, Temas101-150The Service, 1907 |
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... STEAM COILS species this method is practicable in cases where no other. 2:94 RECEIVING TANK CAP 9000 GALS . 20 U BRACE 6750 GALS TREATING TANK VOL TO TIMBER YARD + 2 % GRADE → 2'6 ' GUAGE TO TREATING TANK -2 % GRADE → PUMP STORAGE TANK ...
... STEAM COILS species this method is practicable in cases where no other. 2:94 RECEIVING TANK CAP 9000 GALS . 20 U BRACE 6750 GALS TREATING TANK VOL TO TIMBER YARD + 2 % GRADE → 2'6 ' GUAGE TO TREATING TANK -2 % GRADE → PUMP STORAGE TANK ...
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... steam coils - and the other to contain the cold preservative . For timbers too large to be transferred during ... steam can be supplied at a nominal cost , steam coils are preferable for heating . Approved : JAMES WILSON , Secretary ...
... steam coils - and the other to contain the cold preservative . For timbers too large to be transferred during ... steam can be supplied at a nominal cost , steam coils are preferable for heating . Approved : JAMES WILSON , Secretary ...
Página 6
... steam coils or so arranged that fire can be placed underneath . Sufficient preservative is run into the tank to cover the portion of the timber which is to be treated , and the temperature of the liquid is then raised slightly above the ...
... steam coils or so arranged that fire can be placed underneath . Sufficient preservative is run into the tank to cover the portion of the timber which is to be treated , and the temperature of the liquid is then raised slightly above the ...
Página 6
... steam coils or so arranged that fire can be placed underneath . Sufficient preservative is run into the tank to cover the portion of the timber which is to be treated , and the temperature of the liquid is then raised slightly above the ...
... steam coils or so arranged that fire can be placed underneath . Sufficient preservative is run into the tank to cover the portion of the timber which is to be treated , and the temperature of the liquid is then raised slightly above the ...
Página 7
... steam and so expelled a large percentage of it , and that the cold bath condensed the steam in the pores of the wood and so formed a vacuum into which the preserva- tive was forced by atmospheric pressure . In this way it was thought ...
... steam and so expelled a large percentage of it , and that the cold bath condensed the steam in the pores of the wood and so formed a vacuum into which the preserva- tive was forced by atmospheric pressure . In this way it was thought ...
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Términos y frases comunes
air-dried amount Appalachian Assistant Forester average bark black locust Board feet Carolina cedar Chief Circular coal-tar Compression parallel crushing strength cubic feet cubic foot curve dead timber decay Douglas fir ending June 30 Europe exports flask forest products Forest Service fractional distillation gallons GIFFORD PINCHOT given in Table grades green timber growth hardwood heartwood inches in diameter increase index of refraction kiln-dried knots loblolly pine logs longleaf pine lumber manufacture Maximum method modulus Moisture per cent North Platte North Platte Valley Oceania oil-tar pitch pine planting poplar ports posts pounds per square quantity red oak red spruce reference number region resoaked Rings per inch sapwood sawed seasoning seed seedlings shipments soil South America specific gravity specimens sprouts square inch staves steam sticks sulphonation tank Tennessee tests timber tion treated trees turpentine Washington white oak willow wood yellow pine
Pasajes populares
Página 8 - QUANTITY. VALUE. a From annual report of the Bureau of Statistics of the Department of Commerce and Labor upon the commerce and navigation of the United States.
Página 20 - Sawed boards, plank, deals, and all forms of sawed cedar, lignum vita;, lancewood, ebony, box, granadilla, mahogany, rosewood, satinwood, and all other cabinet woods not further manufactured than sawed, fifteen per centum ad valorem; veneers of wood, and wood, unmanufactured, not specially provided for in this act, twenty per centum ad valorem.
Página 20 - Sawed boards, planks, deals, and other lumber of whitewood, sycamore, a«iJ basswood, one dollar per thousand feet board measure; sawed lumber, not specialty provided for in this act, two dollars per thousand feet board measure; but when lumber of any sort is planed or finished, in addition to the rates herein provided, there shall be levied and paid for each side so planed or finished fifty cents per thousand feet board measure...
Página 18 - ... well manufactured, full to size and saw butted, and shall be free from the following defects: Unsound, loose, and hollow knots, wormholes and knot holes, through shakes or round shakes that show on the surface; and shall be square edge, unless otherwise specified. A through shake...
Página 20 - Virginiana) timber, hewn, sided, squared, or round; sticks of partridge, hair wood, pimento, orange, myrtle, bamboo, rattan, reeds unmanufactured, india malacca joints, and other woods not specially provided for in this section, in the rough, or not further advanced than cut...
Página 22 - OTHER PUBLICATIONS OF THE FOREST SERVICE WHICH DEAL WITH WOOD PRESERVATION. Bulletin 10. Timber: An Elementary Discussion of the Characteristics and Properties of Wood. (Securable only by purchase from the Superintendent of Documents, Government Printing Office, Washington, DC Price, 10 cents.) Bulletin 41. Seasoning of Timber. Bulletin 50. Cross-Tie Forms and Rail Fastenings, with Special Reference to Treated Timbers.
Página 5 - Tables 16, 17, 18, and 19, are taken from the report of the Bureau of Statistics of the Department of Commerce and Labor upon "The Foreign Commerce and Navigation of the United States for the year ending June 30, 1907.
Página 20 - Timber, hewn, sided or squared otherwise than by sawing (not less than eight inches square) and round timber used for spars or in building wharves, one-half of one cent per cubic foot.
Página 29 - August 18, 1894, and March 3, 1899. is to obtain, by dredging, a channel not less than 5 feet deep and 150 feet wide, and to protect Livingston Point and Tennessee Island from erosion with a view to preserving the port of Paducah, Ky.
Página 3 - ... to institutions and associations. There is a, little over three-fifths of an acre of forest for each citizen, and though 53 cubic feet of wood to the acre is produced in a year, wood imports have increasingly exceeded wood exports for over forty years, and 300,000,000 cubic feet, valued at $80,000,000, or over one-sixth of the home consumption is now imported each year. Germany's drains on foreign countries are in the following order: Austria-Hungary, 19,750,000 tons; Russia and Finland, 18,000,000...