Dear Sirs,We are Aden Refinery Company and we would like to ask your offer for the followings: 6�L.W.E. swivel joint 4 nos 8�L.W.E. 2 nos10�L.W.E. 12 nos12�L.W.E. nos10�BTF nos12�BIF nosApex 3 nos12�push pull carbon 10 nos10�push 8�push 6�push nosWire Line 8 nosMain seal 12� 10� 8� 6� nosDust Seal ...