Dec 4 (Reuters) - CGX Energy Inc OYL.V :
* CGX ENERGY AND FRONTERA ANNOUNCE STRATEGIC GUYANA JOINT VENTURE AGREEMENT
* CGX ENERGY- ENTERED INTO LETTER AGREEMENT WITH FRONTERA TO ENABLE CO TO FINANCE DRILLING COSTS RELATED TO 2 SHALLOW WATER OFFSHORE BLOCKS IN GUYANA
* CGX ENERGY - UPON COMPLETION OF AGREEMENT, FRONTERA WILL ACQUIRE A 33.33% WORKING INTEREST IN TWO BLOCKS IN EXCHANGE FOR A US$33.3 MILLION SIGNING BONUS
* CGX ENERGY - CGX WOULD BE OPERATOR WITH ASSISTANCE FROM FRONTERA