Chemical News and Journal of Physical Science, Tom 117Chemical news office., 1918 |
Z wnętrza książki
Wyniki 1 - 5 z 100
Strona 8
... period of hostilities to purchase iron pyrites mined in the United Kingdom . The pyrites must contain not less than 37 per cent of sulphur and not over I per cent of arsenic . The price payable will be 35s . per ton of pyrites f.o.r. ...
... period of hostilities to purchase iron pyrites mined in the United Kingdom . The pyrites must contain not less than 37 per cent of sulphur and not over I per cent of arsenic . The price payable will be 35s . per ton of pyrites f.o.r. ...
Strona 21
... period of freedom may be extended if the Comptroller judges that the time which has elapsed has been insufficient to enable the invention to be worked within the United Kingdom on a commercial scale . The Two Main Classes of Inventions ...
... period of freedom may be extended if the Comptroller judges that the time which has elapsed has been insufficient to enable the invention to be worked within the United Kingdom on a commercial scale . The Two Main Classes of Inventions ...
Strona 22
... period of extension within the discretion of the Court is reduced . Instead of being , as at present , for seven and , in exceptional cases , four- teen years , it becomes under the new Bill for six and twelve years respectively . The ...
... period of extension within the discretion of the Court is reduced . Instead of being , as at present , for seven and , in exceptional cases , four- teen years , it becomes under the new Bill for six and twelve years respectively . The ...
Strona 24
... period of up to ten years at intervals of about six months would be most useful .--- E . R. O. MISCELLANEOUS . MEETINGS FOR THE WEEK . MONDAY , 14th . - Faraday Society , 5.50 . General Discussion on " The Setting of Cements and ...
... period of up to ten years at intervals of about six months would be most useful .--- E . R. O. MISCELLANEOUS . MEETINGS FOR THE WEEK . MONDAY , 14th . - Faraday Society , 5.50 . General Discussion on " The Setting of Cements and ...
Strona 36
... period for which the British Industries Fairs in London and Glasgow will be open will be March II to March 22 . NOTES AND QUERIES . Our Notes and Queries column was opened for the purpose of giving and obtaining information likely to be ...
... period for which the British Industries Fairs in London and Glasgow will be open will be March II to March 22 . NOTES AND QUERIES . Our Notes and Queries column was opened for the purpose of giving and obtaining information likely to be ...
Inne wydania - Wyświetl wszystko
Kluczowe wyrazy i wyrażenia
acetate acid alcohol alumina ammonia ammonium amount analysis Analytical apparatus application atomic weight B.Sc Barker's Pool British cadmium iodide carbon cent Chem CHEMICAL NEWS Office Chemistry chemists chloride coal College colour Committee compounds concentration containing copper course crystalline crystals D.Sc Distillers dysprosium electric ethyl experiments Explosives Extraction Farringdon Street fertiliser furnace glass grms heat holmium hydrated hydrogen industry Institute iodide iron J. J. THOMSON Laboratory lead Lectures lime liquid London M.Sc manufacture material metal Metallurgy method minerals Ministry of Munitions molecules Munitions Newcastle Street nitrate nitric acid nitrogen obtained Organic Chemistry oxide paper Physical Portland cement potassium practical precipitate present production Prof pure quantity Research Royal salt sample Science scientific silicate silver slag Society sodium soluble solution strontium Students substances sulphate sulphide sulphur supply surface temperature thorium tion trade tube viscosity volume WHATMAN zinc