Asked | Open questions | Answered Points Date Pair Term / Answer given Level Status Gloss 4 Jan 14 '09 eng>deu bottom upgrading Veredelung von Sumpfprodukt pro closed ok 4 Nov 21 '08 eng>deu quill Zerstäuberdüse pro closed no 4 Jun 26 '08 eng>deu crude oil derivative waste processing Verarbeitung von Rohölderivatabfällen pro closed ok 4 Nov 13 '07 eng>deu distillation cut Destillationsschnitt pro closed no - Jan 10 '03 eng>deu burnertip vom Gasbohrlochkopf bis zur Brennerspitze pro closed ok Asked | Open questions | Answered