K. Myles and Associates
Fluids Handling Library - Technical books and CD ROM's elaborating on anything and everything to do with fluids handling. Engineering of pumps, valves, material handling etc can all be found in these reference books.
http://mylespublications.co.za

Spirax Sarco
Produces boiler and pipeline control valves for handling of steam and industrial fluids. UK based.
http://www.spiraxsarco.com/

Bio-Chem Valve, Inc.
Together Bio-Chem Valve and OmniFit offer quality fluid handling systems such as inert valves, fitting, connectors, miniature valves and more.
http://www.bio-chemvalve.com

Hydra-Cell
Hydra-Cell heavy duty industrial pumps are designed for abrasive, corrosive and thick liquid pumping.
http://www.hydra-cell.com/

Weldon Pumps
Manufacturer of positive displacement, high pressure pumps capable of handling very low lubricity fluids.
http://weldonpumps.com/

BJM Corp.
BJM offers a wide variety of industrial and utility submersible pumps for different applications, including a complete line of standard and specially designed electric pumps engineered to meet your most stringent requirements. Our line includes sump pumps, stainless steel sewage pumps, grinder pumps and submersible slurry pumps, portable submersible pumps, non-clog solids handling pumps, vortex pumps, trash pumps, shredder/cutter pumps. BJM also has a complete line of pump accessories such as Slide Rails, Pump Control Systems, Control Panels, and Float Switches to complete your pumping system requirements.
http://www.bjmpumps.com/

Supercritical Fluids at PNNL
The Pacific Northwest National Laboratory puts science and technology to work to solve problems for its primary customer, the U.S. Department of Energy, other government agencies, and private industrial customers. The Laboratory focuses on research and development related to waste management, environmental restoration, global environmental change, energy and national security.
http://www.pnl.gov/supercriticalfluid/basicresearch.stm#high

Storage, Use, and Handling of Compressed Gases and Cryogenic Fluids in Portable and Stationary Containers, Cylinders, and Tanks
(NFPA 55) page shows scope of standard, links to preview (uses RealRead) and contents.
http://www.nfpa.org/aboutthecodes/AboutTheCodes.asp?DocNum=55

Synergyn
Offers synthetic lubricants and automotive products such as power brake fluids, oil and fuel additives, hydraulic and cutting fluids.
http://www.synergynracing.com/index.html

Thermal Fluids, Inc. - Glycol-based Hydronic Heat Transfer Fluids
Manufacturer of propylene and ethylene glycol based hydronic heat transfer fluids for use in all heating, cooling, and refrigeration systems. Products available as concentrate or premixed solutions in bulk, drum, and pail quantities both domestically and internationally.
http://www.thermalfluidsinc.biz