Calculations and equations - For open channels, pipes, culverts, hydraulics, hydrology, groundwater, runoff. Water, liquid, gas flow rate measurement. Venturis, orifices, nozzles, weirs, tank discharge. Ideal gas law, molecular weights. Unit conversions. Fluid mechanics analysis and design software.

Bristol Meci - Provides oil and gas custody transfer solutions ranging from specific metering and calculation products to complete turnkey projects.

OES Fluid Management - Offers products and services for oil and coolant management services. On-site personnel manage purchasing, analysis, cleaning, waste.

Mec-Tric Control Company - Process, mechanical, fluid controls, steam specialities, instrumentation, electrical, safety / relief valve assembly and repair.

HLT Inc. - Industrial distribution and repair of fluid and air handling products including valves, meters, blowers, and centrifugal and positive displacement pumps.

Tuchenhagen UK - Provides liquid process solutions to the food and beverage industries.

Welker Engineering Pte Ltd - Supplies gas sampling oil analysis analyzer accessories, constant pressure samplers, and LPG and LNG testing equipment.

PBP Fabrication, Inc. - Specializes in the custom fabrication of pressure vessels and piping.

Equipos y Sistemas Hidrocaven - National Venezuelan supplier of plants and equipment for the treatment and handling of water and effluents since 1986.

Electrical Mechanical Services Ltd. - A complete MEICA, process engineering and pumping systems service for the water and process industry.

Rigal Bennett - Manufactures and supplies new and used process machinery and equipment.

FloCrest Equipment - Calgary based company offers valves, heat exchangers, and expansion joints to the oil and gasy, irrigation, and fire safety industries.

Flow Control Network - Online community for the fluid handling industry. Vehicle of Dean Whitter Publishing includes an online magazine, chat rooms, a suppliers' directory and daily news content.

OPW Engineered Systems - Manufactures loading arms, swivel joints, sight flow indicators, pressure sensors, bottom loading couplers and spring balances for cost effective liquid handling solutions.

SECI - Manufactures equipment for chemical plants and distilleries including traytowers heat exchangers, reactors, other process related vessels.

Top Line Process Equipment Company - Manufactures hygienic stainless steel process piping equipment for pharmaceutical, biotech, food, dairy, beverage and fine chemical process industries. Materials include steel, titanium, 6-moly, Hastelloy. Product lines include pumps, valves, fittings, tubing, gauges. Custom fabrications.

BHR Group - Valve testing and product development are conducted with the aid of a number of specialist testing facilities. Computer modelling of valve performance at micro and macro levels.

Sterling Fluid Systems - Manufactures pumps, vacuum technology and engineered systems. A TBG Group company.

Gilson Engineering Sales Inc. - Manufacturer's representative and stocking distributor for hex instrumentation gauge valves, manifold valves, Jordan self contained pressure and temperature regulators, and control valves.

R. B. Mosher Co. - Supplies valves, traps, and strainers to distributors and service companies. Distributor for ALTA and SF strainers; and Filtrek and Rosedale filters.

Process and Mechanical Technologies, Inc. - Provides engineering to owner/operators of process plants, utilities, refineries, similar facilities. Project management, application of rotating equipment, design, trouble-shooting. Plant operation, performance support.

Panner - Fluid handling and control systems and instrumentation for process control and waste treatment.

Plant Support & Evaluations, Inc. - Independently certified training programs for steam systems, utilities and compressed air systems.

Fulton Bellows & Components Inc. - Manufacturers of metal, hydroformed, and welded bellows and associated components. Customer base includes aerospace, automotive, and medical markets.

Intelligent Dispensing Systems, Inc. - Solutions for all types of fluid dispensing, fluid assembly processes, manual and automatic fluid dispensing equipment, automation, tables and custom packaging.

Smart Products, Inc. - Designs, manufactures and distributes small, low pressure, low flow check valves, pumps and fittings.

Robbins & Myers, Inc. - Management of the movement, properties and transformation of fluids. Reactor systems, industrial pump technology, energy related equipment, industrial mixing and corrosion-resistant products.

Cuno Inc. - USA. Multi-national company. Standard and custom design and manufacture of filtration systems for water purification, healthcare and industrial applications.

M. R. Franceschini, Inc. - Serves power and process industries since 1961. Coverage of Puerto Rico and Caribbean area. Instrumentation measurements and controls, steam specialties and fluid control specialties, power plant generation equipment and Systems, electric power transmission and distribution equipment and systems

Altona (S) Pte Ltd. - Worldwide online industrial supplier for fluid sealing and fluid control products.

Trouvay-Cauvin - Manufactures and distributes fluid handling and control products; pipes, valves, fittings. Industrial equipment, maintenance equipment.

Components and Controls, Inc. - Valves, instrumentation and industrial components.

Abernathy-Thomas Engineering Co - Sales representatives for range of specialty processing products. Includes valves, actuators, positioners, limit switches, instrumentation, and fluid and air clarification equipment. Applications include chemicals, pharmaceutical, pulp and paper, and electric power generation industries.

Filmag Italia Ltd. - Specializes in production and supply of seamless steel butt welding fittings for use in chemical, petrochemical, and nuclear plants.

chemera.com - Online facility for procuring broad range of parts involved in chemical, pharmaceutical, and petrochemical processing. Selection includes pipe fittings, valve stem and pump packing, and seamless pipes and tubing.

T. G. Rankin Company - Sump pumps, sewage pumps and systems. Centrifugal, piston, booster and dewatering pumps. Fiberglass and poly basins. Level controls and alarms.

Atlantic Group Inc. - Manufactures range of valves for special applications. Includes units for pump protection, feedwater and condensate control, and steam conditioning.

Chem-Flow, Inc - Customized and off-the-shelf systems for storage, preparation, and metering of chemical additives. Components include diaphragms, pistons, gears, and helical rotor pumps. Broad applications in the processing industries.

Special Plastic Systems, Inc. - Manufactures and distributes plastic specialty valves, controls, filtration and waste management equipment.

Burkert Fluid Control Systems - Manufactures fluid control systems and components. Fluid sensors, process valves, solenoid valves, micro valves, pneumatic actuation, controllers, timers, process transmitters.

Meissner Filtration Products, Inc. - Manufactures microfilters, microfiber filters, and filter housings. Filters are high-performance, cost-effective and available in hydrophilic and hydrophobic materials.

Controls & Instrumentation Co. Inc. - Distributes wide range of equipment for vapor control, storage tank safety, liquid processing, and hazardous material handling. Includes pumps, safety relief valves, and tank vents, as well as inert gas blanketing and detonation/flame arrester equipment.

a' Plenty Products Inc. - Fluid handling technology. Founded over 200 years ago, the name of Plenty has become recognized worldwide as a mark of excellence in the field of reliable engineering. Filters, strainers, pumps, mixers, traps.

Flowserve Corporation - Supplies pumps, valves, seals, and service to the process industries.

Mueller Flow Technologies - Strainers, line blinds, pressure vessels, launchers and receivers, specialty items, flow elements. A United Dominion company, a unit of Mueller Steam Specialty.

Durable Controls - Full-service stocking distributor of instrumentation and control products for the OEM and user markets, provides technical assistance, supply from inventory.

Northeast Controls, Inc. - Provides process equipment and instrumentation for level, temperature, pressure and flow applications.

Aval Limited - Tank and pressure vessel protection engineers.

PRC Flow Measurement, Inc. - Design and manufacturing firm providing primary flow elements to the industrial flow measurement market place.

Enervac Corporation - Specializes in development and supply of liquid and gas processing and recovery systems. Products include dryers, filters, purification units, recycling equipment, and wastwater minimization installations. Site includes access to downloadable product digest.

Pumptechnique Ltd. - Supplies industrial pumps, valves, and automation in Baltic Countries.

Shanghai Datian Valve Pipe Engineering Co., Ltd. - Offers pneumatic diaphragm pump, combined pumps, flowmeters, mini metering pump, L.P.G. steel cannisters, valves for liquefied gas control.

Kromschroeder - Manufactures products and systems for measurement and control of gases, for automation of industrial furnaces and for the control of heat treatment processes.

Perry Equipment Ltd. - Designers and manufacturers of filtration, flow measurement and metering systems

Aries Tek - Specialization in mechanical, electrical, environmental engineering. Manufactures and supplies water treatment chemicals, equipment, and process systems.

Gas Purification Engineering Corporation - Custom design and installation of dehydration and purification systems for gas processing, chemical, and power generation industries. Objective is removal of water, carbon dioxide, oxygenates, and sulfur compounds from gases, solvents, and liquefied petroleum gases.

The Fluid Equipment Group - Supplies mixers, pumps, tanks, and accessories for the industrial, chemical, food and beverage, pharmaceutical, pulp and paper, and waste water industries.

Costruzioni e Ricerche Industriali Srl - Manufacture flow valves, gas compressors, and change over manifolds. Includes product overviews and drawings. In English and Italian.

Yokota Manufacturing Co., Ltd. - Manufactures patented pumps and valves. Enhanced, self-priming pumps, sea-water pumps, non-water-hammer check valves, and automatic regulating valves.

Donahue & Associates International, Inc. - Custom engineered steam systems for the corrugated packaging industry.

Chemical Injection Systems - Supplies chemical injection systems and skid mounted packages worldwide. Incorporate technology in controlled volume metering pumps to provide precision dosing at a variety of flows and pressures.

Elmridge Inc. - Designs and manufactures special purpose jet apparatus used for pumping, conveying, mixing, diluting, and evacuating liquids, gases, and solids. Site includes technical explanations of basic process and its advantages.

Martell Associates - Sales representatives for New England of wide range of equipment for liquid processing industries. Products include metering pumps, heat exchangers, glass lined equipment, mixers, filters, strainers, and temperature control systems. Site incorporates links to product descriptions.

Morgan Products, Inc. - Specializing in pneumatic diaphragm and chemical injector systems. Applications include offshore drilling and pumping of caustic and acid liquids. Site incorporates access to downloadable product catalogue.

Ober-Read & Associates Inc. - Distributors of special purpose pumps and related air, vapour, and liquid handling equipment. Applications include unloading tank cars and hazardous chemical tanks, as well as pumping out chemical pits.

Pacific Liquid & Air Systems - Distributors of wide range of pumps, motor controls, flow measurement and filtration equipment, and related accessories, mainly in the Hawaiian Islands. Site includes links to manufacturer and product information, as well as downloadable installation and maintenance manuals.

Plastrulon Processors Ltd. - Manufacturer specializing in plastic lined, corrosion resistant components for use in chemical processing and associated industries. Includes pipes, valves, vessels, columns, molded parts, and custom-built items.

QE International B.V. - Custom design and supply of noise abatement and suppression systems, with particular application to equipment used in petrochemical and power generation industries. Site includes discussion of problems and their solutions.

VENT-O-MAT - Manufacture air release and vacuum break valves.

Burket USA - Provides links to company introduction, product literature, distributors list, service and operations locations and careers. Supplier of fluid control solutions worldwide.

Valley Equipment Company Inc - Offers wide selection of remanufactured pumps, compressors, electric motors and controls, and air handling, pneumatic conveyor, and power transmission equipment. Site includes searchable database.

Chemline Plastics Limited - Supplies valves, piping, flowmeters and industrial controls.

BOC Edwards - Vacuum, gases, exhaust management and chemical management serving the semiconductor industry.