Atlas Copco (India)Limited, Chennai, (1) SMALL SIZE, ELECTRIC MOTOR DRIVEN SCREW COMPRESSORS, TANK MOUNTED & FLOOR MOUNTED VERSIONS, ENERGY SAVING CONTROLS-MORE AIR FOR LESS POWER, LOW COST MAINTENANCE, RATING:2-22 KW, 2) MEDIUM SIZE AND LARGE SIZE SCREW COMPRESSORS, LUBRICATED AND OIL-F. OIL-FREE RANGE, SILENCED, ENERGY EFFICIENT AND LOW COST MAINTENANCE, ALSO AVAILABLE WITH INTEGRATED DRYERS, RATING:11-900 KW, 3) VARIABLE SPEED DRIVE COMPRESSORS AVAILABLE IN WIDE RANGE-LUBRICATED & OIL-FREE, SAVING UP TO 35% POWER LOW COST OF OWNERS. 4) PORTABLE DIESEL ENGINE DRIVE SCREW COMPRESSORS, ERGONOMICALLY DESIGNED TOWING ARRANGEMENT, RELIALE AND EFFICIENT, 5) REFRIGERATED DRYERS, AIR REVEIVERS, COMPRESSED AIR FILTERS, HEAT OF COMPRESSION/DESICANT DRYERS)