Maurice G. Hardy, president and chief executive of the Pall Corporation since 1989, has also been elected chairman, the company announced yesterday.

In 1964 CertainTeed acquired the fiber glass manufacturing facilities of the Pall Corporation.

With annual sales of over $1 billion, Pall Corporation is one of the world's largest filtration, separations and purification companies.

In 1946, he established Pall Corporation.

Today, Pall Corporation has sales in excess of $2.0 Billion.

Dr. Pall received 181 patents for his designs, said a representative of the Pall Corporation, which he established in 1946.

In 1946, he started the Micro Metallic Corporation, now the Pall Corporation, to distribute his design.

The Pall Corporation and Millipore are bigger than Ionics but are involved in filtration for other industries.

Pall Corporation - Filtration and separation technology.

Another company with strong cash flow is the Pall Corporation, an East Hills, N.Y., maker of filters for industrial, commercial and medical applications.