... and propulsion development are discussed. icebreaker manhattan propulsion tanker variation test result model test ship resistance ice model test subsea system hull form laboratory level ice mt manhattan wilkman upstream oil & gas operation risk management bow form technology...

... to modern times and discusses the recent history what we have accomplished during the last decades and also tries to give some future views. strength service vessel upstream oil & gas icebreaker astern tanker ship hull innovation offshore technology conference ship göran wilkman...

... and discuss the extent of work performed in full scale testing concentrating on vessel performance, what and how things have been done. ship marine transportation upstream oil & gas manoeuvre ice thickness ice trial delivery trial operation level ice mv norilskiy nickel wilkman reference...

... oninadequate or unreliable data may lead to uneconomic operation or in worstcases severe damages of the environment or human life. transport route data collection expedition petersburg pechora sea information international conference ice condition wilkman design basis value russian arctic...

... level ice marine transportation requirement icebreaker icebreaker ice 10 astern wilkman arrangement propulsion OTC 22079 Experience from Vessels Operating in Ice in the Double Acting Principle Maximilian Vocke, Erkki Ranki, Arto Uuskallio, Mikko Niini, Göran Wilkman/Aker Arctic Technology Inc...