council recommend juli ratif access intern convent maritim search rescu sar eec council european commun regard treati establish european econom commun april intern convent maritim search rescu approv hamburg auspic intergovernment maritim consult organ imco view great import convent regard search rescu person distress sea convent enter forc ratif access member state bring convent forc accord principl intern law ensur unifi search rescu servic coastal water commun increas effect convent recommend member state ratifi acced intern convent maritim search rescu brussel juli council presid simiti