/ CONTAINMENT, ENGINEERED
Sealing across steam, hydrocarbons, acids, chemicals, and gases at operating temperatures up to 850°C, under full line pressure – with in-house clamp design and fabrication, qualified sealant chemistry, and 24/7 engineering response.
SERVICE TEMPERATURE
Up to 850°C
Compounds and enclosures selected to the actual line.
Full Line
Live containment without forced shutdown where risk criteria allow.
5+ Classes
Steam, hydrocarbons, acids, chemicals, gases, and utilities.
25+ Countries
Regional response across the Middle East, Africa, and Asia.
/ CAPABILITIES
Six disciplines.
One integrated response
Engineered against the actual line: geometry, pressure, temperature, fluid, access, code reference, and shutdown risk.
Online Leak Sealing
Live containment for flanges, valve bodies, weld seams, piping components, and process leaks under operating pressure.
Bespoke Clamp Engineering & Fabrication
Clamp design, calculation, drawing, fabrication, inspection, and field installation under one accountable engineering chain.
Leak Sealing Compounds
Adaptors - EN8 & EN24
Online Leak Sealing Training
Tools & Accessories
/ POSITION
Engineerd for
high consequence service
NICCO Engineering Services competes with international leak-sealing majors on engineering rigour — and out-mobilises them on response.
01
Engineering rigour.
Every clamp is designed and fabricated in-house against actual line conditions. Calculations, drawings, and material traceability are issued as part of every intervention — not offered as an upgrade.
02
Vertical capability.
Compounds formulated, adaptors machined, clamps fabricated, and field crews deployed — all under one engineering accountability. No third-party dependencies in the critical path.
03
Global supply.
Products exported to 25+ countries and growing. International engineering standards delivered with the commercial discipline regional operators expect.
/ INDUSTRIES SERVED
Specified where leaks are not an option

Oil & Gas Production
Wellheads, manifolds, separators, export lines.

Refineries
Crude, vacuum, FCC, hydrotreater, hydrogen, utilities.

Petrochemicals
Reactor loops, polymer service, corrosive and high-temperature lines.

LNG & Gas Processing
Cryogenic and high-pressure gas containment.

Power Generation
Steam, condensate, feedwater, and auxiliary systems.

Strategic Utilities
Water, district cooling, defence, and government installations.
/ GLOBAL OPERATIONS
Compounds, tools and adaptors shipped to 25+ countries
NICCO Engineering Services exports leak sealing compounds, tools, accessories, and high-strength adaptors to operators and partners across the Middle East, Africa, and Asia.
India | UAE | KSA | Oman | Qatar | Bahrain | Kuwait | Iraq
Egypt | Nigeria | Tanzania | Kenya | Ethiopia | Bangladesh | Sri Lanka | Nepal | Myanmar | Thailand | Vietnam | Indonesia | Malaysia | Philippines | Singapore | Europe
/ CAPABILITY TRANSFER
Build the capability
own the response
Training as sovereign first-response — not as a course purchase. Engineered by practitioners with active intervention experience.
NESL Online Leak Sealing Training transfers the capability to begin the response in-house, at the asset, on the day the leak appears.
1. Principles of Online Leak Sealing
Theory, code references, risk framework, live-vs-shutdown decision logic.
2. Clamp Engineering Fundamentals
Geometry, materials, design calculation, FEA principles, code-referenced design.
3. Sealant Chemistry & Selection
Fluid compatibility, temperature regimes, NES grade selection.
4. Field Execution & HSE
PTW integration, isolation logic, injection control, intervention response.
/ FIELD RECORD
The intervention is the easy part.
The engineering is the work
Through-wall defect contained on 12″ hydrocarbon line during peak production.
Bespoke split-shell enclosure engineered, fabricated, and installed within the turnaround deferral window — unplanned shutdown avoided, repair deferred to next planned T&I.
- Service : Hydrocarbon, 350°C
- Pressure: 18 bar
- Mobilisation: 36 hours
Valve body leak sealed on aggressive chemical service without unit isolation.
NES-6B compound selected for fluid compatibility; engineered valve enclosure designed and installed under live conditions. Containment held through to scheduled replacement.
- Service: Caustic: 280°C
- Pressure: 22 barg
- Mobilisation: 72 hours
Superheated steam flange leak contained with NES-2F under full operating load.
Type 5(NT) compound selected for service regime; FEA-validated clamp engineered and installed without unit derate. Documentation issued to operator’s IMS.
- Service: HP Steam, 420°C
- Pressure: 110 bar
- Mobilisation: 48 hours
Before the shutdown.
Before the incident.
Before the headline.
For emergency containment, product selection, training or regional partnership, route the requirement to the engineering desk.