decis ecsc commiss juli amend high author decis novemb relat inform suppli undertak invest commiss european commun regard treati establish european coal steel commun articl high author decis novemb laid minimum amount capit invest requir prior notif ow technolog develop unit size product plant tend increas unit capit invest cost increas result increas size plant qualiti requir rise cost equip effect increas compani product facil case iron steel industri mark todai view increas product facil enlarg commun sum fix articl ema unit account notif plant ema unit account replac convers articl ema unit account replac plant close decis longer correspond current econom technolog fact provis decis remain unalt amend capit invest programm steel product instal case involv consider forese expenditur numer notic effect commun product capac remain subject prior notif total forese expenditur commiss notifi closur larg plant link coal iron steel industri collieri coke plant declar made undertak base replac plant concern residu book theoret cost replac plant frequent exce sum ema unit account chang undertak oblig closur plant commun interest major alter made invest programm notifi amend notif accord procedur time limit state articl decis decis held involv major alter delai year complet programm doubl estim cost reduc half altern increas reduc estim product capac adopt decis articl amount articl decis ema unit account notif invest programm plant ema unit account replac convers replac ema unit account case articl amount million ema unit account refer articl decis relat replac plant close replac amount ema unit account articl decis forc septemb decis bind entireti directli applic member state brussel juli commiss presid françoi xavier ortoli oj special edit