Williams Patent Crusher and Pulverizer Company, Inc.

Williams Patent Crusher and Pulverizer Company, Inc. has been a leading manufacturer of heavy duty size reduction equipment for a wide variety of industries since 1871.

With over 500 patents and trademarks to our credit, Williams Patent Crusher and Pulverizer Company continues to engineer new and innovative designs for clients worldwide and provides solutions for them every day.

At Williams Patent Crusher and Pulverizer Company, we set ourselves apart from other manufacturers with our diverse product line and customized mills and systems.


Williams Roller Mills pulverize or granulate and air classify chemicals, minerals, coal, limestone, phosphate rock, pigments, tobacco, clay, and barytes. Roller mills are also capable of drying with the addition of a heater. Williams Direct Fired Mills pulverize coal and petroleum coke fuel for direct firing into boilers and kilns.

Impact Dryer Mills

Proven technology integrated into a complete system that simultaneously grinds and dries, accurately classifies, and conveys materials in one continuous, automated operation. Some of the many applications for Williams Impact Dryer Mills include: drying & grinding by-product gypsum from power plant scrubbers for wall board manufacturers; drying & grinding filter cake (as well as other finely divided agglomerates) to a fine, dry powder; reduce clays and other minerals, such as pigments, to extreme fineness; grinding coal to proper fineness for burning in suspension or coal gasification.

Hammer Mills

Williams manufactures a large variety of Hammer Mills to handle virtually any size reduction job. Rugged machines provide the efficiencies and economies of midair, impact crushing, grinding or shredding of diverse materials such as: limestone, glass, diatomaceous earth, coal & lignite, clay, shale, sand, phosphate rock, fertilizer, aluminum oxide, slags, coke, tungsten carbide, silica, bauxite, dolomite, grain, cement rock – barytes

Williams Patent Crusher and Pulverizer Company, Inc.
Williams Patent Crusher and Pulverizer Company, Inc.
2701 North Broadway
St. Louis
United States
(314) 621-3348
(314) 436-2639


Products by Williams Patent Crusher and Pulverizer Company, Inc.

Hammer mills
Apron feeders
Belt feeders

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