Lhoist North America ( LNA ) has a strong presence in most industries , including : iron and steel , chemical production , water and flue gas treatment , agriculture , pulp & paper , glass , building materials and civil engineering . LNA also produces ball clay and other specialty clay products via its Spinks Clay and IMV divisions .

Our reputation has been built on reliable customer support , stringent product quality standards and our unsurpassed level of technical service . We differentiate our business by being close to our customers , understanding their needs and providing them with the high-quality products their activities require .