The New Encyclopaedia Britannica, Volumes 1-32Robert McHenry Encyclopaedia Britannica, 1992 - Encyclopedias and dictionaries |
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Page 281
... oxide content of even common domestic ware is unlikely to be more than about one part in 2,000 . For higher quality ... oxide ( B2O3 ) , 10-15 ; alumina ( Al2O3 ) , 1–4 silica ( SiO2 ) , 96 ; boric oxide ( B2O3 ) , 3–4 silica ( SiO2 ) ...
... oxide content of even common domestic ware is unlikely to be more than about one part in 2,000 . For higher quality ... oxide ( B2O3 ) , 10-15 ; alumina ( Al2O3 ) , 1–4 silica ( SiO2 ) , 96 ; boric oxide ( B2O3 ) , 3–4 silica ( SiO2 ) ...
Page 291
... oxide , were developed in the late 19th cen- tury by use of the electric furnace . These proved to have the ... oxide . Manufacture of aluminum oxide abrasive closely followed the development of silicon car- bide . Although there are ...
... oxide , were developed in the late 19th cen- tury by use of the electric furnace . These proved to have the ... oxide . Manufacture of aluminum oxide abrasive closely followed the development of silicon car- bide . Although there are ...
Page 430
... oxide , phosphate , and ferrous oxide , together with burnt lime ( calcium oxide ; CaO ) added as flux , form the slag . Burnt lime has by itself a high melting point of 2,570 ° C ( 4,660 ° F ) and is therefore solid at steel- making ...
... oxide , phosphate , and ferrous oxide , together with burnt lime ( calcium oxide ; CaO ) added as flux , form the slag . Burnt lime has by itself a high melting point of 2,570 ° C ( 4,660 ° F ) and is therefore solid at steel- making ...
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abrasive acid administration agricultural Andhra Arabian Sea army Asia Assam Bay of Bengal Bengal Bihār Bijapur Bombay Brahman brick British Buddhist capital cement central centre century chemical coast culture Deccan defeated Delhi district Dutch dynasty east eastern economic empire feet forests Gandhi glass governor Gujarat Gulf hills Hindu human-factors engineering important India Indian Ocean Indonesia Indus industry Islām islands Java Kashmir king kingdom land language Madhya Pradesh Madras Mahārāshtra major manufacture Marāṭhā ment miles military minister monsoon Mughal Mughal Empire Muḥammad Muslim Nāga northern operations research organization Orissa oxide Pakistan percent period philosophy plains Plateau political population Pradesh problems production province Punjab region reign religious rivers rule ruler Sikhs Sikkim Singh sodium sulfur sultanate Sumatra systems engineering Tamil temperature territory tion trade traditional tribes Uttar Pradesh Valley Vijayanagar village western