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The Proceedings of
the First (1995) ISOPE
Ocean Mining Symposium
OCEAN MINING PROJECTS AND PROGRAMS SURVEY MINING SYSTEM AND TECHNOLOGY MATERIALS AND PROCESSING ENVIRONMENT
Tsukuba, Japan
1995
Copyright Ó 1995 by International Society of Offshore and Polar Engineers,
Golden, Colorado, USA All Rights Reserved.
ISBN 1-880653-21-4: 978-1-880653-21-0
LCCN 95-77708
International Society of Offshore and Polar Engineers (ISOPE)
P.O. Box 189, Cupertino, California 95015-0189, USA
CONTENTS
INVITED SESSION PAPERS
National Program and Overview
Deep Ocean Resource Development Program of Korea
H. S. Kim 1
InterOceanMetal Joint Organization: Achievements and Challenges
R. Kotlinski 5
Current Status of Deep-sea Mineral Resources Development in Japan
A. lnokuma 9
Survey
Exploration Inputs for Exploitation of Manganese Nodules in Central Indian Basin
R. Sharma and R. R. Nair 15
Mining System and Technology
Assessment of Options in Design of Deep-Ocean Mining Pipe Systems
J. S. Chung 23
NIRE's Research in Ocean Mining
M. Kuriyagawa 31
Environment
The German Environmental Impact Research for Manganese Nodule Mining in the SE Pacific Ocean
H. Thiel and Forschungsverbund Tiefsee-Umweltschutz 39
Overview "Japan Deep-Sea Impact Experiment = JET"
T. Fukushima 47
GENERAL SESSION PAPERS
Mining System and Technology
Preliminary Geotechnical Properties of Deepsea Sediments from the Central Indian Basin
N. H. Khadge 55
Simulation Study on Motions of a Towed Collector for a Manganese Nodule Mining System
H. Yasukawa. K.lkegami and T. Minami 61
Three Dimensional Analysis on Behaviour of Mining Pipe of Deep Seabed Mineral Resources
S. Hong 69
Studies on the Optimum Shape of Buffer for Reducing the Longitudinal Vibration
of a Pipe String for Mining Manganese Nodules
K. Aso. K. Kan and H. Doki 75
Chaotic Heave Motion of Marine Cable-body Systems
S. Huang and D. Vassalos 83
Study of the CLB Mining System for Nodule & Crust Recovery
Y. Masuda and M. J. Cruickshank 91
Survey
Influence of Bathymetry in Manganese Nodule Pilot Mine Site Selection:
A Case Study from the Central Indian Basin
V. N. Kodagali 99
Integration of Deeptow Data for Mapping of Deepsea Resources
R. Sharma, S. J. Sankar, M Sudhakar and T. Ramprasad 105
Nodule Size: An Important Factor in Nodule Mining?
A. B. Valsangkar 113
Influence of Distribution Characteristics and Associated Seabed Features on
Exploitation of Cobalt-Rich Manganese Deposits
T. Yamazaki, R. Sharma and K. Tsurusaki 119
Formation Patterns and Preservation Condition of Polymetallic Nodule
L. Dehua 125
A. Usui and K. lizasa 131
Resource Potential of Hydrothermal Activities on the East Pacific Rise (8N-14N)
N. Okamoto and Y. Matsuura 139
Environment
Behavior of Sediment-Laden Negative Buoyant Jet in Flow
K. Fujisaki and H. Ogata 149
Numerical Modeling of Sediment Transport Caused by the Deep-sea Mining
W. Zielke, J. A. Jankowski, J. Sundermann and J. Segschneider 157
DISCOL -Disturbance and Recolonization Experiment of a Manganese Nodule Area
G. Schriever 163
Environmental Study on the Deep-sea Mining of Manganese Nodules in the
K. Taguchi, K. Nakata, A. Aoki and M. Kubota 167
Deep Sea Sediment Resuspension System Used for the Japan Deep Sea Impact
B. Barnett and H. Yamauchi 175
Preliminary Results of Meiofauna and Bacteria Abundance in an Environmental
T. Kaneko(Sato), K. Ogawa and T. Fukushima 181
Chemical and Radiochemical Studies of Sediment Samples from the JET Site
K. Harada, Y. Shibamoto and H. Kokubun 187
Materials and Processing
Reduction Leaching of Manganese Nodules with Sodium Sulfite in Ammonium
K.-S. Choi and J.-W. Sohn 193
Bioleaching of Marine Manganese Nodules by Acidophilic Sulfur-Oxidizing Bacteria
Y. Konishi and S. Asai 201
Carbon Dioxide Fixing-Type Hydrogen Reduction Leaching of Deep-Sea Oxide
T. Konta, T. Ohkoshi, T. Yoshioka and A. Okuwaki 207
M. Niinae, C.-H. Park, Y. Nakahiro, T. Wakamatsu and J. Shibata 211
Development for Hydrometallurgieal Process of Cobalt Rich Crusts
N. Rokukawa 217
The Adsorption Behavior of Copper Ion on Manganese Nodules
K.-H. Park, B.-S. Roh and D .J. Kim 223
INVITED SESSION PAPERS
National Program and Overview
Indonesia's Ocean Resource Developments
Kuntoro Mangkusubroto 229