Chemical News and Journal of Industrial Science, Tomy 117-118Chemical news office., 1918 |
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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 1 per cent of arsenic . The price payable will be 355. per ton of pyrites f.o.r. for ...
... 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 1 per cent of arsenic . The price payable will be 355. per ton of pyrites f.o.r. for ...
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 Plasters ...
... 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 Plasters ...
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 ...
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