000			003690000a22001450004500
245			_aTitanium dioxide production : a patent review 1965-75
260			_aEssex _bR.H. Chandler _c1976
300			_a138p.
440			_aTTIS Publication ; no.6
080			_a016:661.882.2 _bT5
650			_aCHEMICAL ENGINEERING
650			_aPATENTS
041			_aEN
942			_cBK
999			_c60988 _d60988