You can count on fast, when your fertilizer plant D-0 offers a full range of Project Services plus a 50-plant record of experience When you engage Dorr-Oliver to design, equip, build and operate a fertilizer plant, you benefit from the wealth of experience and know-how of our engineers — for which there is no substitute. For over 40 years D-0 has specialized in the design and construction of phosphoric acid and phosphatic fertilizer plants. Over 50 fertilizer plants have been built in 18 countries, including Europe and the Far East. Plants designed by D-0 have a reputation for going on-stream with a minimum of delays and difficulties. It's a common experience for such a plant to reach 100% of design capacity in just a few weeks, so that customers begin making a profit on their investment almost immediately. Dorr-Oliver pioneered in the production of high22
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analysis concentrated fertilizers and is continuing to develop new processes and improve older ones. The new D-0 Single Tank Reactor for phosphoric acid, as an example, has created world-wide interest with several installations already in successful operation. Experts in Fertilizer Production Any aspect of fertilizer manufacture — starting with raw materials and ending with bagging and shipping — falls within the scope of D-0 services. Processes in which D-0 excels include: • Phosphate rock beneficiation • Phosphoric acid production • Sulfuric acid manufacture • Phosphoric acid concentration • Production of ammonium sulfate from gypsum.
trouble-free start-up is built by Dorr-Oliver Using such processes, Dorr-Oliver designed plants are producing a great variety of products such as mono- and diammonium phosphate, triple super-phosphates, dicalcium phosphates and concentrated granular complete fertilizers. Take Advantage of these D-0 Project Services • Laboratory tests • Pilot plant studies • Process evaluation • Budget estimates • Equipment and material specification • Engineering and process design
Type of Contracts Available •
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• Cost plus mark-up • Cost plus fixed fee • Cost plus fixed fee with guaranteed maximum • Battery limit or grass roots plants
NEW BROCHURE: "Fertilizer Plants by Dorr-Oliver" gives a complete rundown on our engineering services and production processes for phosphoric acid and high analysis fertilizers. Please request on your letterhead. For more information on any aspect of our Project Services, write to: Dorr-Oliver Incorporated, Stamford, Connecticut.
• Civil engineering and structural design • Equipment procurement LjAjm>
• Erection and construction services • Start-up supervision and operator training
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WORLD-WIDE RESEARCH • ENGINEERING • EQUIPMENT
• Complete plants — responsibility from A to Z
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