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    • 33. Recovery and control device of ammonia gas, a by-product of propylene production from urea (ZL202321776258.1)
    Visits£º15  Add time£º2025/7/10 11:03:28
    Copyright£ºCopyright©2009-2018 Tangshan Haoyu Science and Technology Development Co., Ltd. All Rights Reserved.
    address£ºNo. 905-1, 3rd floor, Junxinli Central Plaza, North District of Tangshan Road, Hebei Province
    Record No.£º Ji ICP 14012089-1
    Telephone£º13903150875