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Ndị ọzọ na-emegharị

  • Ndị ọzọ na-emegharị

    Anyị na-enyekwa usoro ihe eji eme ihe na igwe na-eji arụ ọrụ na petrochemical na gas gas nhazi dịka ndị na-akpali akpali na ndị adsorbents na synthetic ammonia unit, hydrogen na-amịpụta otu, acetylene hydrogenation catalyst na nhazi PE, propane dehydrogenation catalyst, were gabazie.