Muhammad Usman Khalid @usmankhalid Active 3 years, 6 months ago Activity Profile Forums Topics Started Replies Created Engagements Favorites Search topics: Forum Topics Started Viewing topic 1 (of 1 total) Topic Voices Posts Last Post Differential temperature of Amine and Gas Started by: Muhammad Usman Khalid in: Process Operations 2 3 3 years, 8 months ago Usman Rasheed Viewing topic 1 (of 1 total)