Company Filing History:
4 out of 4 
2 out of 371 
Years Active: 1977-1978
Title: Denby Harcourt Ward: Innovator in Lead Processing Technologies
Introduction
Denby Harcourt Ward is a notable inventor based in Port Pirie, Australia. He has made significant contributions to the field of metallurgy, particularly in lead processing technologies. With a total of 4 patents to his name, Ward's innovations have advanced the efficiency and effectiveness of lead purification processes.
Latest Patents
Ward's latest patents include a "Continuous Sulphur Drossing Apparatus" and a "Process for Debismuthizing Lead." The Continuous Sulphur Drossing Apparatus is designed for the continuous sulphur drossing of lead to reduce its copper content. This apparatus features a series of reaction vessels with curved bottoms and stirrers that create a vortex, allowing for controlled feeding of bullion and sulphur. The process optimally operates between 8 and 15 minutes, ensuring effective separation of dross and bullion.
The Process for Debismuthizing Lead involves continuously adding a reagent to lead containing alkaline earth metals. This innovative method separates crust particles from bullion in a separation vessel, maintaining specific temperature zones to enhance the efficiency of the debismuthization process. The result is a continuous withdrawal of debismuthized lead, showcasing Ward's commitment to improving lead processing techniques.
Career Highlights
Throughout his career, Denby Harcourt Ward has worked with prominent organizations, including the Broken Hill Associated Smelters Proprietary Limited and Beijing University of Technology. His experience in these institutions has allowed him to refine his skills and contribute to significant advancements in metallurgy.
Collaborations
Ward has collaborated with notable individuals in his field, including Frank Lawson and Robert George Kelly. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.
Conclusion
Denby Harcourt Ward's contributions to lead processing technologies through his patents and collaborations highlight his role as an influential inventor in the metallurgy sector. His work continues to impact the industry positively, paving the way for future advancements.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.