000			00499nam a2200169Ia 4500
005			20250220125438.0
008			250220s9999||||xx |||||||||||||| ||und||
020			_a0860104397 _c£18
040			_aMAIN
041			_aEnglish
082			_a333.79 _bIMP
245			_aImproved techniques for the extraction of primary forms of energy _bmetals, alloys, polymers, ceramics, techniques composites
260			_aLondon _bGraham & Trotman _c1983
300			_avii,194p.
650			_aEnergy
942			_cBK
999			_c31102 _d31102