Walter A Schreifels, Jr

Title: Walter A. Schreifels, Jr.: Innovator in Lightweight Roof Tile Technology

Introduction

Walter A. Schreifels, Jr. is an accomplished inventor based in Carlsbad, California. He is known for his innovative contributions to the field of construction materials, particularly in the development of lightweight roof tiles. His work has significantly impacted the industry by providing more efficient and effective building solutions.

Latest Patents

Walter A. Schreifels, Jr. holds a patent for a composition useful for lightweight roof tiles and the method of producing them. The patent details compositions that comprise various materials in specific weight percentages. These include between about 2.0 to 4.1 percent latex (solids basis), 20.0 to 28.0 percent cement, 28.0 to 55.0 percent lightweight aggregate, 9.0 to 15.0 percent water, 5.0 to 35.0 percent standard weight aggregate such as sand, 0.0 to 8.0 percent filler such as limestone, and 0.0 to 1.5 percent accelerating additive such as calcium chloride. The methods for making these compositions into lightweight roof tiles are also disclosed in his patent.

Career Highlights

Walter A. Schreifels, Jr. is associated with Boral Concrete Products, Inc., where he has made significant contributions to product development. His expertise in materials science and engineering has allowed him to innovate and improve construction materials, making them more sustainable and efficient.

Collaborations

Throughout his career, Walter has collaborated with notable colleagues, including Alfonso V. Alvarez and Luciano Lopez. These partnerships have fostered a creative environment that encourages innovation and the sharing of ideas.

Conclusion

Walter A. Schreifels, Jr. is a notable inventor whose work in lightweight roof tile technology has made a lasting impact on the construction industry. His innovative compositions and methods continue to influence building practices today.