Company Filing History:
15 out of 25 
15 out of 16 
14 out of 15 Years Active: 2025
Title: Innovations of Satryo Soemantri Brodjonegoro
Introduction
Satryo Soemantri Brodjonegoro is a prominent inventor based in Jakarta, Indonesia. He has made significant contributions to the field of nickel extraction, holding a total of 15 patents. His innovative methods focus on environmentally friendly and cost-effective techniques for processing laterite nickel ore.
Latest Patents
One of his latest patents is a treatment method for laterite nickel ore by curing and roasting-water leaching-atmospheric pressure acid leaching. This method involves mixing laterite nickel ore dry powder with concentrated sulfuric acid and sodium fluoride, followed by curing and roasting under a reducing atmosphere. The process continues with water leaching to obtain a solution and slag, and concludes with atmospheric pressure acid leaching to yield an acid leaching solution. Another notable patent is a method for green and low-cost extraction of nickel-cobalt from laterite nickel ore. This method includes several steps, such as iron removing pretreatment, nickel adsorption, cobalt adsorption, and copper adsorption, all aimed at producing purified nickel solutions.
Career Highlights
Satryo has worked with notable companies such as PT ESG New Energy Material and Gem Co., Ltd. His experience in these organizations has allowed him to refine his innovative techniques and contribute to advancements in nickel extraction technology.
Collaborations
He has collaborated with professionals like Kaihua Xu and Rizky Wanaldi, further enhancing his research and development efforts in the field.
Conclusion
Satryo Soemantri Brodjonegoro's work exemplifies the intersection of innovation and environmental sustainability in the mining industry. His patents reflect a commitment to improving nickel extraction processes while minimizing ecological impact.
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.