Nov 20 (Reuters) - ROYAL DUTCH SHELL:
* SHELL REPORTS RELIEF VALVE OPENED AND RELEASED GASES TOTHE EASTPROPERTY FLARE AT DEER PARK, TEXAS REFINERY
* SHELL REPORTS RELIEF VALVE WAS BLOCKED IN AT WHICH TIMETHEFLARING EVENT STOPPED AT DEER PARK, TEXAS REFINERY
* SHELL REPORTS EMISSIONS FROM CAT FEED HYDROTREATING UNITAT DEERPARK, TEXAS REFINERYSHELL OPERATES A 275,000 BARREL-PER-DAY (BPD) JOINT-VENTUREREFINERY AT ITS DEER PARK FACILITYSOURCE: FILING WITH THE TEXAS COMMISSION ON ENVIRONMENTALQUALITY(Reporting by K. Sathya Narayanan in Bengaluru)