• Fast underwater bow thruster blade replacement in Rotterdam

    Fast underwater bow thruster blade replacement in Rotterdam

    18/10/2013
    In September Hydrex has carried out bow thruster blade replacements on a 366-meter container ship in Rotterdam. The speedy repair was done during unloading. Our divers performed the operation underwater using one of our own workboats based at the Antwerp depot. This made it possible for the owner to keep his vessel out of drydock.... Read more
  • Underwater stern thruster removal and reinstallation in Cameroon

    Underwater stern thruster removal and reinstallation in Cameroon

    18/10/2013
    To save time and money for the owner of a 69-meter offshore supply vessel, Hydrex removed the stern thruster of the ship and installed a new unit during the vessel’s stop in Limbee, Cameroon. By carrying out both parts of the operation underwater the ship could continue its commercial activities and did not have to... Read more
  • Permanent underwater hull repairs carried out in less than a day

    Permanent underwater hull repairs carried out in less than a day

    18/10/2013
    Last month a Hydrex team mobilized from our office in Clearwater, Florida, to a 170-meter roro vessel berthed close by in Port Everglades to perform underwater hull repairs. Despite the relatively small scale of this operation, it was nonetheless vital for the shipowner. It allowed him to keep his vessel out of drydock and avoid... Read more
  • No drydocking needed thanks to quick underwater stern tube seal repair in Port Gentil

    No drydocking needed thanks to quick underwater stern tube seal repair in Port Gentil

    13/09/2013
    In August, the stern tube seals of a 67-meter, 2223 grt anchor handling vessel were replaced in Port Gentil by a Hydrex team of diver/technicians. The old seals were damaged and a fast repair was therefore necessary. The team carried out the entire operation on-site and underwater with one of the company’s flexible mobdocks. This... Read more
  • Underwater propeller blade straightening in New Orleans with Hydrex new generation equipment

    Underwater propeller blade straightening in New Orleans with Hydrex new generation equipment

    23/08/2013
    Last month, a diver/technician team performed a successful propeller blade straightening operation on a 245-meter oil tanker at anchorage in New Orleans, U.S.A. By taking advantage of the in-house developed cold straightening technique, damaged blades can be straightened underwater. This allows a ship with a damaged propeller to return to commercial operations without the need... Read more
  • Underwater repairs in Poland allow ship to sail on after severe grounding damage

    Underwater repairs in Poland allow ship to sail on after severe grounding damage

    23/08/2013
    In June a fully loaded 229-meter bulker suffered a 14-meter gash and some smaller cracks during a collision just outside the port of Gdansk, Poland. The classification society did not allow the ship to sail on until a temporary repair was made. Because the ship had just been loaded in Gdansk, it was essential that... Read more
  • Fast underwater stern tube seals repairs with new generation mobdocks

    Fast underwater stern tube seals repairs with new generation mobdocks

    23/08/2013
    Hydrex has carried out on-site, underwater repairs and replacements on all types of seals for a number of years now.  A dry environment is created underwater in which the divers can work. Several major classification societies have also awarded Hydrex certificates that accept the Hydrex revolutionary flexible mobdock technique to perform permanent underwater seal repairs... Read more
  • New generation propeller cleaning offers large cost savings

    New generation propeller cleaning offers large cost savings

    12/07/2013
    The effect of a rough propeller on the vessel’s fuel consumption is significant. The cost of remedying a rough propeller is very minor. Remedies for a rough propeller are not only simple and quick to execute, they also represent a fast, high return on investment. A rough propeller results in a fuel penalty for the... Read more
  • Recent conferences and presentations

    Recent conferences and presentations

    12/07/2013
    Over the last couple of months we have attended numerous exhibitions and conferences around the world, giving presentations on various topics or sitting on panels to discuss the future of sustainable shipping. In this article you can read an account of two of the more recent conferences we took part in: the Workshop on Biofouling... Read more
  • Underwater bow thruster reinstallation in Tacoma, U.S.A.

    Underwater bow thruster reinstallation in Tacoma, U.S.A.

    12/07/2013
    Three months after Hydrex diver/technicians removed the bow thruster of a 294-meter container vessel in Tacoma, a Hydrex team once again mobilized to this location to reinstall the overhauled unit underwater with the use of the Hydrex flexible mobdock. The superintendent of the ship was very satisfied with the first part of the operation. The... Read more
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