David L Donaldson

Title: David L. Donaldson: Innovator in Organic Waste Treatment

Introduction

David L. Donaldson is a notable inventor based in New Orleans, LA (US). He has made significant contributions to the field of organic waste treatment, holding 2 patents that showcase his innovative approaches to environmental sustainability.

Latest Patents

Donaldson's latest patents include a method and apparatus for treating liquid and semi-solid organic waste materials. The method involves adding an alkali metal silicate and a setting agent to the sludge, which is then processed through a series of mixers. The apparatus features several mixers equipped with rotatable shafts and blades, designed to effectively treat organic waste materials. The sludge is initially deposited in a first mixer, directed into a tank, and recirculated using chopper pumps. Water and setting agents are introduced at specific points to facilitate the treatment process, ultimately allowing the mixture to be recovered for further setting at a remote location.

Career Highlights

David L. Donaldson is associated with Chemfix Technologies, Inc., where he applies his expertise in developing innovative solutions for waste management. His work focuses on creating efficient methods for treating organic waste, contributing to the advancement of environmental technologies.

Conclusion

David L. Donaldson's contributions to organic waste treatment through his patents reflect his commitment to innovation and sustainability. His work at Chemfix Technologies, Inc. continues to influence the field positively.