SK-Spectrum successfully completes detail design of 4-inch gas lift and gas injection pipelines and risers.   SK-Spectrum successfully completes design of 38-inch subsea spools.   SK-Spectrum successfully completes FEED of Methanol, Ammonia and LPG pipelines.   SK-Spectrum successfully completes FEED of 12-inch gas pipeline.   SK-Spectrum successfully completes FEED of LPG transfer pipelines.