The New Encyclopædia BritannicaEncyclopædia Britannica, 1983 - Encyclopedias and dictionaries |
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Page 15
... combined water before the ma- terial goes into the electric furnace ( an operation called calcining ) , the ... combination of coke and boric acid at very high temperature . In solid form , boron carbide becomes extremely wear resistant ...
... combined water before the ma- terial goes into the electric furnace ( an operation called calcining ) , the ... combination of coke and boric acid at very high temperature . In solid form , boron carbide becomes extremely wear resistant ...
Page 48
... combination of two reaction schemes A , B1 + H + and H ++ B2 A2 , leading to the combined form : A1 + B2 B + A2 . This represents a proton - transfer reaction from A1 to B2 , producing B1 and A2 . A large number of reactions in solution ...
... combination of two reaction schemes A , B1 + H + and H ++ B2 A2 , leading to the combined form : A1 + B2 B + A2 . This represents a proton - transfer reaction from A1 to B2 , producing B1 and A2 . A large number of reactions in solution ...
Page 689
... combination with other metals . Copper , too , was worked , both in its " pure " form and combined with tin to make bronze ; occasionally , it was gilded to create a pseudo - gold finish . Heavy cast copper axes were stock - in - trade ...
... combination with other metals . Copper , too , was worked , both in its " pure " form and combined with tin to make bronze ; occasionally , it was gilded to create a pseudo - gold finish . Heavy cast copper axes were stock - in - trade ...
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