Journal of the Franklin InstituteFranklin Institute, 1853 Vols. 1-69 include more or less complete patent reports of the U. S. Patent Office for years 1825-1859. cf. Index to v. 1-120 of the Journal, p. [415] |
From inside the book
Արդյունքներ 76–ի 1-ից 5-ը:
Էջ 55
... color is obtained , according to the length of the im- mersion . Indigo is also of a volatile nature , and this is in fact one of its cha- racteristic properties . It occurred to me , therefore , to turn this property to account , by ...
... color is obtained , according to the length of the im- mersion . Indigo is also of a volatile nature , and this is in fact one of its cha- racteristic properties . It occurred to me , therefore , to turn this property to account , by ...
Էջ 56
... color of the indigo , without in the least injuring the other true colors fixed on the stuff , which , on the contrary , become fuller and brighter . The web loses con- siderably in length in the operation , but the loss of breadth is ...
... color of the indigo , without in the least injuring the other true colors fixed on the stuff , which , on the contrary , become fuller and brighter . The web loses con- siderably in length in the operation , but the loss of breadth is ...
Էջ 66
... - rial for dyeing silk of a fine clear yellow color , without the aid of a From the London Chemical Gazette , July 15th , 1852 . mordant , was put into my hands for examination . 66 Mechanics , Physics , and Chemistry .
... - rial for dyeing silk of a fine clear yellow color , without the aid of a From the London Chemical Gazette , July 15th , 1852 . mordant , was put into my hands for examination . 66 Mechanics , Physics , and Chemistry .
Էջ 67
... color is much faster . This substance proved , on chemical examination , to be the picric , nitropicric or carbazotic acid in an impure state . As the parties for whom the investigation was undertaken , wished to be informed as to a ...
... color is much faster . This substance proved , on chemical examination , to be the picric , nitropicric or carbazotic acid in an impure state . As the parties for whom the investigation was undertaken , wished to be informed as to a ...
Էջ 69
... color . The wool , well- washed and lukewarm , is then put in , and the whole heated to boil- ing . The wool immediately acquires a dark green color , and by boiling , after the addition of the remainder of the acid , becomes of a fine ...
... color . The wool , well- washed and lukewarm , is then put in , and the whole heated to boil- ing . The wool immediately acquires a dark green color , and by boiling , after the addition of the remainder of the acid , becomes of a fine ...
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