Indiana State Board of Forestry Concerning the Relation of Forestry to Factory, Railroad and Mine, Volume 7Wm. B. Burford, Contractor for State Printing and Binding, 1907 - Forests and forestry |
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Page 333
... distillation of crude tar , in which several separate frac- tions are usually taken , is made in large iron retorts holding from 10 to 30 tons . The forms of the retorts and the manner of con- trolling the distillation vary more or less ...
... distillation of crude tar , in which several separate frac- tions are usually taken , is made in large iron retorts holding from 10 to 30 tons . The forms of the retorts and the manner of con- trolling the distillation vary more or less ...
Page 334
... distillation , but free from the oil and indicating the temperature of the vapor passing over when anthracene oil be ... distillation is stopped . When the anthra- cene oil is completely distilled the residue is largely hard pitch or ...
... distillation , but free from the oil and indicating the temperature of the vapor passing over when anthracene oil be ... distillation is stopped . When the anthra- cene oil is completely distilled the residue is largely hard pitch or ...
Page 335
... distillation of tars is not carried so far here as it is at some of the foreign works . STATISTICS OF THE PRODUCTION AND IMPORTATION OF CREOSOTE . In 1898 there were produced at gas works in the United States 24,384,798 gallons of coal ...
... distillation of tars is not carried so far here as it is at some of the foreign works . STATISTICS OF THE PRODUCTION AND IMPORTATION OF CREOSOTE . In 1898 there were produced at gas works in the United States 24,384,798 gallons of coal ...
Page 336
... distillation of the crude coal tar is known as " creosote oil , " " heavy oil , " or " dead oil of coal tar . " In ... distilling plants to add to the " creosote well " or tank all those oils and residues which can not profitably be ...
... distillation of the crude coal tar is known as " creosote oil , " " heavy oil , " or " dead oil of coal tar . " In ... distilling plants to add to the " creosote well " or tank all those oils and residues which can not profitably be ...
Page 337
... distillate to a temperature at which anthracene oil passes over , the soft pitch is ruined for roofing purposes , and a hard pitch , which is of practically no commercial importance in this country , is obtained . * It is evident that ...
... distillate to a temperature at which anthracene oil passes over , the soft pitch is ruined for roofing purposes , and a hard pitch , which is of practically no commercial importance in this country , is obtained . * It is evident that ...
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Common terms and phrases
acid acre amount annual anthracene Arbor Day Average bark basswood beetles ber of mills billion feet black walnut boiling calcium calcium oxid catalpa census cent chestnut clay cottonwood County creosote creosote oil cubic cultivation damage distillation Douglas fir Forest Service forestry gallons Grams growing growth hardwood hemlock hickory inches in diameter Indiana infested injury insect knots land larva larvæ lime lime-sulphur loblolly pine longleaf pine maple Maximum method Minimum Minnesota Mississippi mixture modulus moisture naphthalene North Carolina nursery Ohio Oregon Partially air dry plantation planting Plat posts pounds per square red oak reference number reported Rings per inch roots sapwood season seed seedlings shade soil southern species sprouts square inch sticks sulphites sulphur supply Table thiosulphate timber tion Washington western western hemlock white oak white pine wood yellow pine yellow poplar young trees
Popular passages
Page 111 - Woodman, spare that tree ! Touch not a single bough ! In youth it sheltered me, And I'll protect it now. 'Twas my forefather's hand That placed it near his cot; There, woodman, let it stand, Thy ax shall harm it not.
Page 6 - Returned by the Auditor of State, with above certificate, and transmitted to Secretary of State for publication, upon the order of the Board of Commissioners of Public Printing and Binding. FRED L. GEMMER, Secretary to the Governor, Filed in the office of the Secretary of State of the State of Indiana, May 15, 1907.
Page 111 - ... an idle boy I sought its grateful shade; In all their gushing joy Here, too, my sisters played. My mother kissed me here: My father pressed my hand — Forgive this foolish tear, But let that old oak stand! My heart-strings round thee cling, Close as thy bark, old friend! Here shall the wild-bird sing, And still thy branches bend. Old tree! the storm still brave! And, woodman, leave the spot; While I've a hand to save, Thy axe shall harm it not.
Page 111 - When but an idle boy, I sought its grateful shade; In all their gushing joy Here, too, my sisters played. My mother kissed me here; My father pressed my hand — Forgive this foolish tear, But let that old oak stand.
Page 114 - It is well that you should celebrate your Arbor Day thoughtfully, for within your lifetime the Nation's need of trees will become serious. We of an older generation can get along with what we have, though with growing hardship; but in your full manhood and womanhood you will want what nature...
Page 67 - Linn., formerly Q. digitata Sudw.) THE southern red oak, commonly known as red oak and referred to in books as Spanish oak, usually grows to a height of 70 to 80 feet and a diameter of 2 to 3 feet, though larger trees are not infrequently found.
Page 309 - The bark on young trees is light gray to brown and rather smooth, but as the tree grows older it breaks up into long, irregular plates or scales, which vary from light gray to almost black. The twigs are smooth and reddish brown, and the winter buds sharp-pointed. The tree attains a height of more than 100 feet and a diameter of 3 feet or more. The sap yields maple sugar and maple syrup. The leaves are 3 to 5 inches across, simple, opposite, with 3 to 5 pointed and sparsely toothed lobes, the divisions...
Page 111 - And wouldst thou hew it down? Woodman, forbear thy stroke! Cut not its earth-bound ties; Oh, spare that aged oak, Now towering to the skies!
Page 276 - In general, planting should be done as soon as possible after the frost is out of the ground, the exact period depending upon local climate and soil conditions.
Page 203 - ... loose, or rotten knots and defects that materially impair its strength, well manufactured, and suitable for good, substantial constructional purposes. Will allow slight variations in sawing, sound knots, pitch pockets, and sap on corners, one-third the width and one-half the thickness or its equivalent.