Home : Turnkey Projects : Minerals & Metals
The history itself speaks about the evolution of Minerals & Metals technology with Dorr-Oliver a century ago.

Pioneering in numerous equipments starting with the Rake Classifiers for the gold mines, today Hindustan Dorr-Oliver has grown up much above from equipment suppliers to an EPC company.

HDO provides myriad and comprehensive solutions for various mineral processing plants. The scope varies from equipment sales to complete production plants including erection and commissioning, always tailor-made to the customer's need.

In-depth process and industry knowledge and various process plant reference with good track record has made us a preferred partner in the industry.

HDO know-how and offering in mineral processing activities covers:

  • Basic and detailed Engineering
  • Flow sheet development, optimization
  • Delivery of equipment
  • Installation, commissioning start-up and training
  • Spare parts and after sales service

Alumina & Aluminium:

The presence of HDO in all the Alumina refineries in India shows the strength of our company in this segment.

Starting from NALCO, BALCO, HINDALCO, MALCO, VEDANTA & UTKAL, and HDO has been involved from the Greenfield stage till date on the expansion phase.

HDO is at present involved with the largest Alumina Refinery in India with 5.5 MTPA capacities for VEDANTA ALUMINIUM LTD. We have been associated with all the best technology providers like ALCAN, WORLEY PARSON, and CHALIECO etc. in this field.

In the refinery part we have been involved with Vedanta- Jharsuguda, Balco-Korba and Utkal-Mahan refineries for Fume Treatment Plant packages.

Starting from processing to refinery we offer our specialized engineering staff, long experience and single source responsibility.

In India we are one of the leaders with broad spectrum of knowledge in Alumina Industry.

Uranium ore processing:

A break through in the field of uranium ore processing for HDO happened with successful commissioning of UCIL- Kadapa project of 3000 TPD capacity. Another feather to HDO's cap this project is the world's fourth plant as far as the alkali leaching process is concerned and is Asia's largest uranium ore processing plant.

Our skill can be seen from the concept to commissioning with this state of art technology process plant consisting of 18 Nos. of individual process packages.


Complete chrome ore beneficiation plant for Orissa Mining Corporation Ltd., Kaliapani, and Orissa has been set up by HDO with its in-house technology.

Copper processing refinery:

We have been a regular supplier of our proprietary equipment to all the plants in this industry in India such as HCL, HZL etc.

HDO with its imprint strength is going global by bagging a prestigious order from Konkola Copper Mines at Zambia for its complete Copper Refinery plant worth 0.5 MTPA capacity.

Iron ore beneficiation:

HDO is a well known name in India as far as Iron Ore processing industries is concerned. We have supplied numerous proprietary equipment to all this process Industries.

We are at present executing two Iron ore beneficiation projects such as 1.89 MTPA slime ore and Fines beneficiation project for NMDC, Donimalai and also 0.36 MTPA BHJ grade (very low grade) iron ore for NMDC, Donimalai which are first times of such plants in India.


We have a complete range of proprietary equipments as well as technology know how for sand beneficiation. The complete system has been provided to Mangalore Minerals Ltd, Dhyanalaxmi Developers, Konkan, Maharashtra, BHEL etc.

Group Companies
IVRCL IVRCL A&H Davy Markham
QES Certificates AN ISO 9001:2008, 14001:2004,
OHSAS 18001:2007 Certified Company

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