CM-PATRA / Tungsten
Tungsten
4 patent families, 3 with an Indian applicant, and 1 funded project(s) in the Ministry of Mines S&T list. On the India critical-minerals list. Counts are lower bounds.
Stages
- Recycling / secondary sources: 2
- Ore preparation / agglomeration: 2
- Other: 1
- Hydrometallurgy (leaching, solvent extraction): 1
Most active applicants
- Arumugavelu Jayakannan: 1
- Midwest Inorganics Llc: 1
- Rubamin Private Ltd: 1
- Roy Aishwarya: 1
- Roy Arnab: 1
Funded projects
- Process development for the recovery of tungsten values from lean grade Indian resources. · SNTMOM/397/2020 · Approved with Modification
Patent families
- A process for recycling of tungsten carbide alloyWO-2011083376-A1 · 2011 · Arumugavelu Jayakannan
- (no English title in the source record)IN-2015DN01801-A · 2015 · Midwest Inorganics Llc
- Energy efficient system and method for fluidized bed roasting of spent catalyst to recover metal valuesWO-2021019564-A1 · 2021 · Rubamin Private Ltd
- Zero waste technology for spent catalyst recycling by hydro metallurgy pyrometallurgy combinationWO-2024252341-A1 · 2024 · Roy Aishwarya