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||||||s1969 a |||| ||eng d |
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|a OAG
|b spa
|c OAG
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|a 661.634:338.5
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|c 661.634:338.5 B675
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1 |
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|a Bixby, David W.
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|a Phosphoric acid electrothermal vs. wet process :
|b an economic evaluation.
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|a Washington :
|b The Sulphur institute,
|c 1969
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|a 35 p. :
|b il.
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|a Bibliografía: p. 33-34
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|a Fósforo
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|a Química agrícola
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|a Química industrial
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1 |
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|a Fike, Harold L.
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|a Platou, Jan
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|a DON
|c Prof. Milone
|9 7-3-73
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|a 8656
|b 1
|d PRE
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| 952 |
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|f DON
|k Prof. Milone
|w ||||||
|p OAG8656
|t v.1
|a OAG
|b OAG
|o 661.634:338.5 B675
|y IMP
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|a Adriana
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