difference between sand casting and shell casting

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When using mercury to recover very, fine gold from ore, define what is the best way to separate the gold laden mercury from the ore?

0 Answers  

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IS:1239 same code for MS ERW and Seamless pipes ?

1 Answers  

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Why are the superalloys sometimes subjected to secondary melting processes?

1 Answers  

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how do you prefer your name with initials to be stated in written communication

3 Answers   Ascent, L&T,

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Which metal is the best conductor of heat?

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What does allotropic mean?

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Explain some properties of manganese steel?

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What do you do with the super alloys in the present working culture so as to improve the technology for general people?

2 Answers   Magnum,

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Discuss about advatages and limitations of powder metallurgy.

0 Answers   John Deere,

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Explain wear resistance of titanium?

0 Answers  

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Give example of heterogeneous systems.

0 Answers   Essar,

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