Pressure Vessel & Columns
A pressure vessel is a closed, engineered container designed to hold gases or liquids at a pressure substantially different from the ambient pressure. These vessels are critical components in industrial systems where controlled pressure and temperature conditions are required for process efficiency and safety. Pressure vessels are designed with strict engineering standards due to the potential hazards associated with stored energy. Pressure vessels are designed and fabricated in accordance with stringent international codes ensuring structural integrity, operational reliability, and compliance with safety standards.
Fusion Engitech Pvt. Ltd. delivers comprehensive engineering, fabrication, maintenance, and refurbishment services for pressure vessels and process columns, catering to critical sectors such as oil & gas, refineries, petrochemicals, power plants, and heavy process industries. The company combines advanced engineering practices, code-compliant fabrication, and field expertise to ensure safe, reliable, and high-performance operation of static equipment.
Our Key Services Include
Inspection & Integrity Assessment
Visual and dimensional inspection
Non-Destructive Testing (NDT): UT, RT, MPI, DPI
Thickness measurement and corrosion mapping
Fitness-for-service (FFS) evaluation as per industry standards
Repair, Refurbishment & Revamping
Shell and head repair or replacement
Nozzle addition, modification, and reinforcement
Column tray, packing, and internals replacement
Weld repairs and heat treatment (PWHT)
Corrosion protection, cladding, and lining solutions
Fabrication & Manufacturing
Fabrication of reactors, separators, storage vessels, and distillation columns
Custom-built vessels for high-pressure and high-temperature applications
Use of advanced materials including carbon steel, stainless steel, and alloy steels
Erection & Commissioning
Equipment erection, alignment, and leveling Hydrostatic and pneumatic testing Leak testing and system integration Pre-commissioning checks and performance validation
Column Internals & Process Optimization
Installation and replacement of trays, structured packing, and distributors Debottlenecking and performance improvement Internal modifications to increase throughput and efficiency
Types of Equipment Handled
Pressure Vessels (Horizontal & Vertical)
Pressure vessels are critical static equipment designed to contain fluids under pressure with complete structural integrity and safety compliance. Horizontal vessels are typically used where space optimization and ease of maintenance are required, such as separators and storage units. Vertical vessels, on the other hand, are preferred for process applications involving phase separation, vapor disengagement, or limited footprint installations. These vessels are engineered considering internal pressure, temperature gradients, corrosion allowance, and cyclic loading, ensuring long-term reliability under demanding operating conditions.
Distillation & Fractionation Columns
Distillation and fractionation columns are highly specialized process equipment used for separation of multi-component mixtures based on differences in boiling points. These columns operate on mass transfer principles, utilizing trays or structured packing to enhance vapor-liquid contact and achieve efficient separation. Designed for continuous operation under controlled temperature and pressure profiles, they are extensively used in refineries and petrochemical plants for processes such as crude oil distillation and product purification. Precision in internal design directly impacts separation efficiency, throughput, and product quality.
Storage Tanks & Drums
Storage tanks and drums are designed for the safe containment and storage of liquids, gases, or bulk materials over short or long durations. These units are engineered to accommodate varying pressure conditions (atmospheric or low pressure), temperature variations, and environmental factors. Proper design considerations include material compatibility, corrosion protection, venting systems, and safety mechanisms to prevent leakage or contamination. They play a vital role in inventory management and uninterrupted process flow in industrial operations.
Absorbers and Strippers
Absorbers and strippers are mass transfer equipment used for gas purification and component separation processes.
Absorbers facilitate the removal of specific gases or contaminants by dissolving them into a liquid solvent.
Strippers perform the reverse operation by removing volatile components from a liquid using a gas or steam medium.
These systems are extensively used in gas treatment units, environmental control systems, and chemical processing plants, where precise control over mass transfer efficiency, pressure drop, and solvent utilization is essential. Their performance directly influences process efficiency, emission control, and product purity.