Company Filing History:

7 out of 715

L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des

Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges

patents

4. 1 out of 27

Liquid Air Corporation

patents

where one patent can have more than one assignee

Years Active: 1982-1994

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5324343 - Process for the recovery of metallic scrap (1994-06-28),

2. 5160477 - Temperature maintenance and metallurgical treatment furnace (1992-11-03),

3. 5141208 - Foundry plant with rotary furnaces and process of operation (1992-08-25),

4. 4990183 - Process for producing steel having a low content of nitrogen in a ladle (1991-02-05),

5. 4781122 - Process of casting steel including rendering the steel bath inert by (1988-11-01),

6. 4568386 - Process for purifying metals by insufflation and product produced thereby (1986-02-04),

7. 4521244 - Process of producing metal powders from a molten metal material (1985-06-04),

8. 4518421 - Process for producing solid metal particles from a bath of metal (1985-05-21),

9. 4309214 - Manufacture of metal powder (1982-01-05),

Title: Jean Foulard: Innovator in Metal Recovery Processes

Introduction

Jean Foulard, an inventive mind hailing from Ablon, France, has made significant contributions to the field of metallurgy through his innovative processes. With a total of nine patents to his name, Foulard’s work reflects a commitment to advancing metal recovery technologies.

Latest Patents

Among his most recent patents, Foulard developed a process for the recovery of metallic scrap, specifically focusing on galvanized steel sheets. This innovative method involves remelting the steel with a substantial elimination of its zinc coating. The remelting process is executed in a rotating furnace, where flames fueled by industrial oxygen play a crucial role in the oxidation and treatment of the material. Notably, the furnace design includes a dust-catching device to capture zinc oxide particles produced during the process.

Additionally, Foulard has patented a temperature maintenance and metallurgical treatment furnace intended for liquid metals. This enclosed container utilizes an oxygen-combustible burner and features a porous plug for injecting a neutral stirring gas. The unique structure of the furnace allows for both the introduction of metallurgical treatment products and the efficient removal of liquid metal.

Career Highlights

Foulard has amassed a wealth of experience throughout his career, working with prominent companies such as L'air Liquide, Société Anonyme Pour L'Étude Et L'Exploitation Des Gaz, and again L'air Liquide. His tenure at these organizations has been instrumental in shaping his innovative approaches to metal processing and recovery techniques.

Collaborations

Throughout his career, Foulard has collaborated with notable colleagues including Albert-Gilbert Goursat and Gilles Vernet. These partnerships have likely contributed to the development of his groundbreaking patents and methodologies in the field.

Conclusion

In conclusion, Jean Foulard stands out as an influential inventor in the metallurgy sector, demonstrating remarkable innovation through his nine patents. His dedication to improving metallurgical processes not only reflects his genius but also contributes significantly to sustainable practices in metal recovery.

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