Category Archives: Saturation/Closed Bell


Oceanographer Sylvia Earle seeks to protect oceans at Morristown event

March 31, 2015

Noted oceanographer Sylvia Earle will discuss her efforts to raise awareness about the state of the planet’s oceans and her efforts to protect them when she speaks at 8 p.m. on Wednesday, April 22 at Mayo Performing Arts Center. The event is free and made possible by the support of BASF. Even though it is… Continue Reading »


Diving in the Deep; Saturation Divers Train in Panama City

March 28, 2015

Plane crashes and other catastrophes more often than not require extensive search and recovery. From a military standpoint that mission is a specialized one that requires a very special group of divers. The Flyaway Saturation Dive System at the Naval Surface Warfare Center is one of a kind. The complex system is rarely duplicated and… Continue Reading »


SERS solution from local SME a world beater

March 20, 2015

H.I.Fraser specialises in critical gas and liquid systems with a workforce of about 75 people, split between their Perth and Sydney offices. And they are no strangers to working with Defence on various elements of submarines and other naval platforms, which they have done for the past 60 years, along with their work in the… Continue Reading »



February 19, 2015

Saturation diving is a diving technique that allows divers to avoid the deadly effects of “the bends” so they can work at great depth for long periods of time. For diving operations below 50m, a mixture of helium and oxygen (heliox) is required to eliminate the narcotic effect of nitrogen under pressure. For extended diving… Continue Reading »


Our Aquanauts – Saturation Diver Chris Fabish

February 8, 2015

There’s a lot of talk about waking up one day and you can’t stand up because your bones have turned to chalk. There’s been a study done in the North Sea. They’ve debunked it as a myth. I’ve been in saturation with guys in their mid-sixties and they’ve been it for 30 to 40 years… Continue Reading »


How does saturation diving work?

January 31, 2015

The Kursk sank in over 300 feet (91 m) of water. When a SCUBA diver makes a dive to that depth, he experiences the pressure of the water around him, which is approximately 10 times the pressure at sea level. At this pressure, the gasses that make up the air in his lungs, particularly nitrogen,… Continue Reading »


Performance of saturation diving emergency hyperbaric evacuation and recovery

January 27, 2015

“This recommended practice covers evacuation and recovery of saturation divers on-board a vessel or facility. It also addresses divers’ time in submersible compression chambers (diving bells) and habitats when the need for evacuation is required, including guidance on evacuating divers to places of safety while providing the necessary life support. Saturation diving is a diving… Continue Reading »


Mermaid's new DSV benefits from diesel-electric machinery

February 3, 2010

In November Singapore’s ASL Shipyard completed work on the 90m diving support vessel Mermaid Asiana. Destined for service in Mermaid’s extensive Thai fleet, the DP2 classed vessel has redundancies well beyond the basics. With three Kawasaki bow thrusters the vessel could maintain DP2 status even if one thruster was down. This is but one example… Continue Reading »


Harvey Bisso launches subsea venture

November 20, 2009

Harvey Bisso Subsea has launched operations to provide subsea services to the energy and maritime industries. The new subsea venture combines the expertise, resources and experience of Bisso Marine and Harvey Gulf International Marine. The centerpiece of the venture is a new, fully-classed 12-man Saturation Diving System with a working depth of 1,000 feet. The… Continue Reading »

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