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Keywords: investigation
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Proceedings Papers

Paper presented at the Ninth ISOPE Ocean Mining Symposium, June 19–24, 2011
Paper Number: ISOPE-M-11-013
... ABSTRACT: The applicability of shifted excitation Raman difference spectroscopy (SERDS) for in-situ investigations in the deep sea is presented. For the laboratory experiments a distributed feedback (DFB) diode laser emitting at 785.0 nm and 785.4 nm and two low OH optical fibers with a length...
Proceedings Papers

Paper presented at the Seventh ISOPE Ocean Mining Symposium, July 1–6, 2007
Paper Number: ISOPE-M-07-003
... ABSTRACT: The near-surface geotechnical investigations using a surface-wave method become more popular in the last few years. S-wave velocity of ground is directly related to the rigidity of the ground and it can be used to estimate a bearing capacity or liquefaction potential etc. It seems...
Proceedings Papers

Paper presented at the Seventh ISOPE Ocean Mining Symposium, July 1–6, 2007
Paper Number: ISOPE-M-07-009
... Investigation of Potential Sites for Deep Ocean Water Development in Taiwan Ta-Kang Liu a Hwung-Hweng Hwungb, Jin-Li Yu a, and Ruey-Chy Kaoa aTainan Hydraulics Laboratory, National Cheng Kung University Tainan City, Taiwan bDepartment of Hydraulic and Ocean Engineering, National Cheng-Kung...
Proceedings Papers

Paper presented at the Sixth ISOPE Ocean Mining Symposium, October 9–13, 2005
Paper Number: ISOPE-M-05-027
... the vehicles parameters to be measured to derive soil parameters. INTRODUCTION For the safe and stable operation of a mining machine on the seabed it is necessary to know the relevant soil mechanical properties of the ground. Such information can be won with the investigation and testing of the seabed...
Proceedings Papers

Paper presented at the Fifth ISOPE Ocean Mining Symposium, September 15–19, 2003
Paper Number: ISOPE-M-03-009
... toyama bay takumi quantity water temperature diffusion area investigation emission deep ocean water calculation discharge vertical distribution reservoir simulation research vessel development project dow gyre nutrient salt sagami bay Research Plan for Assessment of the Effectiveness...
Proceedings Papers

Paper presented at the Fourth ISOPE Ocean Mining Symposium, September 23–27, 2001
Paper Number: ISOPE-M-01-009
...~ the technical means for in-situ observation and control as well as the possibilities for onboard or laboratory investigations vary greatly and fail to assist to answer these questions satisfactorily. Therefore, in the frame of the "German Interdisciplinary Deep- Sea Protection (TUSCHprogramme special...
Proceedings Papers

Paper presented at the Fourth ISOPE Ocean Mining Symposium, September 23–27, 2001
Paper Number: ISOPE-M-01-021
... ABSTRACT: The paper presents the results of nodule and water velocity measurements at upward flow in a pipeline of D=150 mm. The investigations were conducted on an experimental stand specifically constructed for this purpose in the hydraulic laboratory in the Department of Water Engineering...
Proceedings Papers

Paper presented at the Second ISOPE Ocean Mining Symposium, November 24–26, 1997
Paper Number: ISOPE-M-97-005
... crust manganese nodule dive mn deposit submarine volcano seamount submersible observation investigation crust nishimura Proceedings o/the Second (/997) ()ceQn Mining Symposium Seoul, Korea, Nol7tmber 14-16, 1997 Copyright" 1997 by The International Society o/Offshore and Polor Engineers ISBN...
Proceedings Papers

Paper presented at the First ISOPE Ocean Mining Symposium, November 21–22, 1995
Paper Number: ISOPE-M-95-020
... in plate boundaries show high-precious metal contents, which await more detailed investigations in earth science and economic evaluation. This study emphasizes Importance of geological consideration in exploitation and mining technology. INTRODUCTION Discoveries of marine metallic ore deposits during...
Proceedings Papers

Paper presented at the First ISOPE Ocean Mining Symposium, November 21–22, 1995
Paper Number: ISOPE-M-95-021
... ABSTRACT: Investigation of hydrothermal ore deposits on the East Pacific Rise (EPR) and on its off-axis volcanoes was carried out from 1985 to 1994 by the RN Hakurei-maru No.2. More than one and a-half hundred hydrothermal activity sites were observed in the axial rift and on the off-axis...

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