Welcome to Hindustan Dorr-oliver Limited
We Build Industries
A Leader in the industrial EPC market, Hindustan Dorr-Oliver Limited (HDO)
01
Minerals & Metals
HDO has a strong presence in mineral processing and metal refining, offering advanced technologies for ore beneficiation, refining, and metal recovery.
02
Environment
HDO has over seven decades of experience in water and wastewater treatment for industrial and municipal applications.Our solutions ensure sustainable resource management.
03
Fertilizers & Chemicals
HDO has a strong track record in the fertilizer and chemical sector, specializing in the design, manufacturing, and installation of process plants for phosphatic fertilizers and phosphoric acid production.
04
Nuclear Industry
HDO is a trusted partner in India’s nuclear power and research sector, offering nuclear waste management, fuel processing, and field instrumentation solutions.
05
Paper & Pulp
We pulp and paper industry in India historically constituted of small to medium players with pulp mill
capacities below 250 TPD. Over the past five decades,
About US
Hindustan Dorr-Oliver Ltd (HDO) –since 1912.Engineering Excellence for a Sustainable Future
With over 70 years of expertise, Hindustan Dorr-Oliver (HDO) is a leader in Engineering, Procurement, and Construction (EPC)
solutions across Minerals & Metals, Water & Wastewater Management, Fertilizers & Chemicals, Pulp & Paper, and the Nuclear Industry.
We provide turnkey project execution, integrating cutting-edge technology, process engineering, and project management expertise to deliver cost-effective, sustainable, and high-performance industrial solutions.
Services
We deliver customized, high-quality, and scalable solution
P&ID Preparation (Piping & Instrumentation Diagram)
The industry’s standard dummy text ever since the 1500s, when an unknown printer took a galley.
- Development of process flow diagrams
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automation and control loops.
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Compliance with industry standards
Plant Layout Design
We provide detailed plant layout designs to ensure optimal space utilization, smooth workflow, and adherence to safety regulations.
- 2D and 3D plant layouts
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Optimization of equipment placementt
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Compliance with OSHA, NFPA
Sizing of Major Equipment
Proper equipment sizing is crucial for performance optimization, energy efficiency, and cost-effectiveness.
- Sizing calculations for pumps
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Process simulations for performance validation
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Adherence to international standards
The oil and gas energy sector is a crucial
We specialize in piping system design for process industries, ensuring efficient fluid flow, minimal pressure drop, and long-term reliability.
- Piping Material Selection
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Stress Analysis
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Pipeline Routing & Layouts
Electrical System Engineering
We design and implement power distribution systems to ensure seamless operations in industrial facilities.
- Power Supply & Distribution
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Lighting Design
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Motor Control Centers (MCCs)
Instrumentation & Control Engineering
We help industries automate, monitor, and optimize their operations using state-of-the-art instrumentation & control systems.
- SCADA, DCS & PLC-based automation solutions.
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Alarms & Safety Interlocks
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Remote monitoring & data logging
Civil & Structural Foundations
We provide structural engineering solutions that ensure the stability and longevity of industrial facilities.
- Foundation Design.
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Structural Steel & Concrete Design
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Seismic & Wind Load Analysis
P&ID Preparation (Piping & Instrumentation Diagram)
The industry’s standard dummy text ever since the 1500s, when an unknown printer took a galley.
- Development of process flow diagrams
-
automation and control loops.
-
Compliance with industry standards
Plant Layout Design
We provide detailed plant layout designs to ensure optimal space utilization, smooth workflow, and adherence to safety regulations.
- 2D and 3D plant layouts
-
Optimization of equipment placementt
-
Compliance with OSHA, NFPA
Sizing of Major Equipment
Proper equipment sizing is crucial for performance optimization, energy efficiency, and cost-effectiveness.
- Sizing calculations for pumps
-
Process simulations for performance validation
-
Adherence to international standards
The oil and gas energy sector is a crucial
We specialize in piping system design for process industries, ensuring efficient fluid flow, minimal pressure drop, and long-term reliability.
- Piping Material Selection
-
Stress Analysis
-
Pipeline Routing & Layouts
Electrical System Engineering
We design and implement power distribution systems to ensure seamless operations in industrial facilities.
- Power Supply & Distribution
-
Lighting Design
-
Motor Control Centers (MCCs)
Instrumentation & Control Engineering
We help industries automate, monitor, and optimize their operations using state-of-the-art instrumentation & control systems.
- SCADA, DCS & PLC-based automation solutions.
-
Alarms & Safety Interlocks
-
Remote monitoring & data logging
Civil & Structural Foundations
We provide structural engineering solutions that ensure the stability and longevity of industrial facilities.
- Foundation Design.
-
Structural Steel & Concrete Design
-
Seismic & Wind Load Analysis
Work Process
01
Engineering & Project Management
From concept to commissioning, we handle it all.
02
Minerals & Metals
Uranium, Alumina, Iron Ore, Pelletization & Beneficiation Plants.
03
Water & Wastewater Solutions
Raw Water Treatment, Sewage & Effluent Treatment.
04
Fertilizers & Chemicals
Phosphatic Fertilizers & Phosphoric Acid Plants.
05
Pulp & Paper
Brown Stock Washers, Bleach Washers, Digesters, Complete Pulp Mills
06
Nuclear Industry Solutions
Field Instrumentation, Waste Management, Heavy Water Upgradation.
WHY HDO ?
Hindustan Dorr-Oliver Limited (HDO) is a leader in the industrial EPC market, providing state-of-the-art technology solutions across various sectors.
Industry Pioneer
70+ years of expertise in EPC & industrial solutions.
Sustainable Engineering
Environmentally responsible & resource-efficient processes.
Turnkey Solutions
End-to-end project execution, from design to commissioning.
Global Standards
Compliance with ASME, API, ISO, and other global quality standards
Trusted by Industry Leaders
Successfully executed projects for IOCL, HPCL, Vedanta, NPCIL, NALCO, UCIL, a
On time Delivery
We have record of delevering projects ontime for Majority of our clients in all the segments
Updates
Articles & blog posts with useful information
The Future of EPC (Engineering, Procurement & Construction) in India – Trends & Innovations
Introduction India’s EPC (Engineering, Procurement & Construction) sector is evolving rapidly, driven by technological advancements, sustainability goals, and...
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Contact
Have a project in mind? Contact with us
We turn engineering challenges into successful, sustainable projects!
We deliver customized, high-quality, and scalable solutions tailored to your industry needs.
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