000 00309 a2200121 4500
080 _a661.717
_bP 882 U
245 1 _aUrea process technology
_cby R. Powell
260 _aLondon
_bNdyes Development Corporation
_c1968
650 _aUrea Industries
100 1 _aPowell, R.
_d
300 _a324 p.
901 _a104426
999 _c51849
_d51849