Central Excise - Mixture of crude gases referred to as 'Lean gas' yielded during manufacture of Carbon Black - Question of excisability - Regarding
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....r Dated:- 6-1-1989 Circular<br>Central Excise<br>Central Excise - Mixture of crude gases referred to as 'Lean gas' yielded during manufacture of Carbon Black - Question of excisability - Regarding ....
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