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D. NESBITT ASSOCIATES are licensed Professional Engineerings specializing in state-of-the-art chemical and mechanical cleaning design, implementation and supervision, including Chemical Cleaning, Steam Blowing, Air Blowing, Lube Oil Flushing and Pipeline pigging. We provide an unbiased, reliable source of technical advice, extensive knowledge and Professional Engineering support to industrial plants and new construction projects worldwide.
Our Mission is to provide . . .
The engineering consultants of D. NESBITT ASSOCIATES use their knowledge and experience to create value for you! We are licensed Professional Engineers, specializing in industrial cleaning engineering. We welcome the challenge of analyzing new and difficult corrosion problems, developing workable solutions, and proving their economic advantages!

An unbiased, reliable source of specialized advice . . .
Your interests are first! We don't promote the special interests of one particular vendor. Proprietary treatments and higher profit options need not be substituted for the advantages and safety of proven techniques!

Knowledge and technical support . . .
Our specialized knowledge is not often found in-house or in large engineering or consulting firms. You are hiring the knowledge and experience of our individual consultants, and the complement of skills we bring to the project!

With the quality of Professional Engineering . . .
NESBITT has a track record of consulting cleaning success that has no equal. We have demonstrated that "engineering professionals" deliver value. There is a big difference between a Technical "Advisor" and a Consulting "Engineer" Don't settle for second best.

For industries worldwide.

From Canada to the Caribbean, England to the Emirates, Japan to Jakarta, or Philadelphia to the Phillipines, D. NESBITT ASSOCIATES has solved cleaning problems all over the world!
Are You Cleaning for the Right Reasons?
The wrong reason can lead to disaster, or less than desired results. NESBITT will analyze your deposit or tube sample. We'll model flow and heat transfer effects. We'll evaluate corrosion and metallurgical effects. We'll give you financial and technical justifications to clean! Our skills in project management provide you detailed pre-bid specifications, evaluation of competitive bids and on-site project management to lower overall project costs!

Shorten Critical Paths to Startup
Let NESBITT show how combining techniques for degreasing, cleaning, flushing and blowing can shorten startup by days or even weeks! We can save new construction projects weeks of startup and its associated costs using innovative cleaning designs. Pre-commissioning is our forte, including boiler/HRSG and balance of plant cleaning, steam/air blowing, hydraulic & lube oil flushing, and fuel oil/gas flushing.

Ensure Smooth Outages
Jobs don't always proceed as planned. The success of your project depends on getting both skilled design and effective application. Can you depend on getting expert personnel in both? NESBITT Engineering Consultants have extensive design and field experience to bring maintenance turnarounds and startups on-line and on-time!
You CAN Clean it Yourself!
Your maintenance/startup personnel are capable of cleaning many of your own systems. We can help you complete all or part of the cleaning project yourself, with detailed design engineering, comprehensive cleaning procedures, professional ACAD drawings and complete Bill of Materials and valve lists. NESBITT can help you outsource chemicals, temporary equipment, piping, as well as independent personnel to supervise and manage your cleaning project!

Use Your Manpower Wisely!
NESBITT can provide consultation for one shift or round-the clock coverage, for as long as your project requires. We can provide a full complement of tools to support the work at the job site, including laptop computers, data acquisition systems, IR thermometers, and appropriate lab analysis and inspection equipment.

Specialization in Your Type of Industrial Unit and/or Equipment
Don't accept generic vendor procedures. Let NESBITT provide cleaning designs specific to your fouling problem!
    HRSGs, Solar Steam Generators, Waste Heat Boilers
    Fuel Gas, Fuel Oil Systems
    Natural, Controlled, Supercritical & Recovery Boilers
    Kraft Pulp Mills and Black Liquor Recovery Evaporators & Boilers
    Ethylene, Methanol, and Plastics Units
    FCCU, Coker, Amine and other Refinery Units
    Steel Cold-Hot Roll, Electric Arc & BOC Furnaces
    Pharmaceutical, Automotive & Specialty Chemical Plants
    PWR and BWR Nuclear Power Plants
    Oil, Gas and Product Pipelines
May we solve your corrosion & fouling problems?
1-866-NESBITT [1-866-637-2488]   1-281-835-5722    support@dnesbitt.com