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Pagina 27
The product given by this process is fairly good , but liable to vary in composition
from time to time , according to the strength of the solution of basic lead acetate ,
and to the basicity or proB D H K Fig . 6. - French process for THENARD ...
The product given by this process is fairly good , but liable to vary in composition
from time to time , according to the strength of the solution of basic lead acetate ,
and to the basicity or proB D H K Fig . 6. - French process for THENARD ...
Pagina 33
The proportions of the two will depend upon the strength of the solution of
ammonia acetate which is used ; for that given , 1 ton of litharge is used for 1,200
gallons of liquor . The digestor is closed . The acetate solution is sent through a
heater ...
The proportions of the two will depend upon the strength of the solution of
ammonia acetate which is used ; for that given , 1 ton of litharge is used for 1,200
gallons of liquor . The digestor is closed . The acetate solution is sent through a
heater ...
Pagina 38
An analysis of a sample of white lead made by this process is given in the patent ,
as follows :Lead monoxide , Pb 0 , 86.185 per cent . Carbonic acid , C02 , 11.270
Water , H , 0 , 2-545 which differs but little from that of the Dutch process white ...
An analysis of a sample of white lead made by this process is given in the patent ,
as follows :Lead monoxide , Pb 0 , 86.185 per cent . Carbonic acid , C02 , 11.270
Water , H , 0 , 2-545 which differs but little from that of the Dutch process white ...
Pagina 40
The processes are rather numerous , and will only be given in outline ; for further
details the reader is referred to the records of the Patent Office . Torassa
proposed a curious process , which is of interest on account of its novelty only ,
not from ...
The processes are rather numerous , and will only be given in outline ; for further
details the reader is referred to the records of the Patent Office . Torassa
proposed a curious process , which is of interest on account of its novelty only ,
not from ...
Pagina 42
... out that as . white lead is made by many processes it must necessarily vary in
composition ; indeed the white leads yielded by the same process do not always
have the same composition , as is evinced by the analyses given here and on p .
... out that as . white lead is made by many processes it must necessarily vary in
composition ; indeed the white leads yielded by the same process do not always
have the same composition , as is evinced by the analyses given here and on p .
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Painters' Colours, Oils, and Varnishes: a Practical Manual George Henry Hurst Volledige weergave - 1892 |
Painters' Colours, Oils, and Varnishes: a Practical Manual George Henry Hurst Volledige weergave - 1892 |
Painters' Colours, Oils, and Varnishes: A Practical Manual George Henry Hurst Geen voorbeeld beschikbaar - 2016 |
Veelvoorkomende woorden en zinsdelen
acetate acid action added alcohol alkaline allowed amount barium barytes base basic becomes blue body boiling brown carbonate carried causes cent chamber chloride chrome clay collected colour combined completely composition consists contain copper covering described dissolved dried drying Engineer filter furnace gallons given gives green grinding ground heat important insoluble iron known lake less light linseed oil liquor manufacture mass material matter means method mill mixed mixture natural obtained ochre operation oxide paint pale passes pigment placed potash PRACTICAL precipitate prepared present properties proportion quantity resin rosin salt sample settle shade soda sodium soluble solution spirit sulphate sulphide sulphur surface taken takes tanks temperature tint tree turpentine ultramarine usually varies variety various varnish washed weight white lead yellow zinc