 | William Laxton - 1842 - 496 Seiten
...circulate with the sap throughout the whole tree ; or it may be done by means of bags made of waterproof cloth affixed to the butt ends of the trees and then filled with the liquid." — Mr. Betbell found that some solutions were taken up more rapidly by the sap and circulated with it more... | |
 | Perry Fairfax Nursey - 1842 - 538 Seiten
...the whole tree ; or it may be done by means of bags made of waterproof cloth affixed to the butt-ends of the trees, and then filled with the liquid." Mr....the oil of tar, the pyrolignite costing from 6rf. to 9tl, per gallon, and the oil being delivered at 3d. per gallon. Mr. Bethell had used similar tanks... | |
 | 1842 - 548 Seiten
...the whole tree ; or it may be done by means of bags made of waterproof cloth affixed to the butt-ends of the trees, and then filled with the liquid." Mr....the oil of tar, the pyrolignite costing from 6rf. to 9rf. per gallon, and the oil being delivered at 3rf. per gallon. Mr. Bethell had used similar tanks... | |
 | 1842 - 538 Seiten
...the whole tree; or it may be done by means of bags made of waterproof cloth affixed to the butt-ends of the trees, and then filled with the liquid." Mr....than the oil of tar, the pyrolignite costing from Gd. to 9d. per gallon, and the oil being delivered at ."•,/. per gallon. Mr. Bethell had used similar... | |
 | William Newton - 1843 - 546 Seiten
...circulate with the sap throughout the whole tree ; or it may be done by means of bags, made of waterproof cloth, affixed to the butt ends of the trees and then...circulated with it more freely than others, and the pryolignite of iron seemed to answer best ; he had not hitherto introduced the process in England,... | |
 | William Newton, Charles Frederick Partington - 1843 - 548 Seiten
...circulate with the sap throughout the whole tree ; or it may be done by means of bags, made of waterproof cloth, affixed to the butt ends of the trees and then...circulated with it more freely than others, and the pryolignite of iron seemed to answer best ; he had not hitherto introduced the process in England,... | |
 | John Forbes Royle - 1843 - 136 Seiten
...circulate with the sap throughout the whole tree ; or it may be done by means of bags made of water-proof cloth affixed to the butt ends of the trees and then filled with the liquid." — See Specification in Repertory of Patents, March l842. " Mr. Bethell found that some solutions... | |
 | Charles Holtzapffel - 1843 - 496 Seiten
...circulate with the sap throughout the whole tree ; or it may be done by means of bags made of water-proof cloth affixed to the butt ends of the trees and then filled with the liquid."—See Specification in Repertory of Patents, March 1842. " Mr. Bethell found that some solutions... | |
 | Charles Holtzapffel - 1846 - 498 Seiten
...circulate with the sap throughout the whole tree ; or it may be done by means of bags made of water-proof cloth affixed to the butt ends of the trees and then filled with the liquid.' — See Specification in Repertory of Patents, March 1842. " Mr. Bethell found that some solutions... | |
 | Charles Holtzapffel - 1852 - 136 Seiten
...trees and then filled with the liquid." — See Specification in Repertory of Patents, March, 1842. " Mr. Bethell found that some solutions were taken up...than the oil of tar, the pyrolignite costing from 6d. to 9d. per gallon, and the oil being delivered at Sd. per gallon." " In answer to a question from... | |
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Mr. Bethell found that some solutions were taken up more rapidly by the sap and circulated with it more freely than others. and the pyrolignite of iron seemed to answer best ; he had not hitherto introduced the process in England, because .it was much... 