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| LEADER |
00891nam a2200181 a 4500 |
| 008 |
050201s1980||||es a |||||||||||||spa|| |
| 942 |
|
|
|c BK
|
| 041 |
|
|
|a spa
|
| 094 |
|
|
|a 628.1666
|b S232e
|
| 100 |
|
|
|a Santamaría Chilín, Carlos Alberto
|
| 245 |
|
|
|a Estudio de la justificación de desmineralizadores para el tratamiento de agua de calderas
|
| 260 |
|
|
|a San Salvador :
|b Universidad Centroamericana José Simeón Cañas,
|c 1980
|
| 300 |
|
|
|a 128 h. ;
|b il.
|
| 502 |
|
|
|a Tesis (Ing. Química) -- Universidad Centroamericana José Simeón Cañas
|
| 650 |
|
|
|a AGUAS DE CALDERAS
|
| 999 |
|
|
|c 70377
|d 70377
|
| 952 |
|
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|0 0
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|6 628_166600000000000_S232E
|7 0
|8 T
|9 127080
|a 10
|b 10
|c T
|d 2012-08-15
|i 10106201
|o 628.1666 S232e
|p 10106201
|r 2012-08-15
|t 1
|w 2012-08-15
|y TS
|
| 952 |
|
|
|0 0
|1 0
|4 0
|6 628_166600000000000_S232E
|7 0
|8 T
|9 127081
|a 10
|b 10
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|d 2012-08-15
|i 10106202
|o 628.1666 S232e
|p 10106202
|r 2012-08-15
|t 2
|w 2012-08-15
|y TS
|