1. Baune E (2005) Coated electrode with low fume emission and low hexavalent chromium for welding stainless steels. (U.S. Patent No. 20050189337A1) U.S. Patent and Trade mark office. https://patents.google.com/patent/US20050189337A1/en
2. Berlinger B, Weinbruch S, Ellingsen DG, Zibarev E, Chashchin V, Chashchin M, Thomassen Y (2019) On the bio-accessibility of 14 elements in welding fumes. Environ Sci Process Impacts 21(3):497–505
3. Cena LG, Chisholm WP, Keane MJ, Cumpston A, Chen BT (2014) Size distribution and estimated respiratory deposition of total chromium, hexavalent chromium, manganese, and nickel in gas metal arc welding fume aerosols. Aerosol Sci Technol 48(12):1254–1263
4. Chen B, Han F, Huang Y, Lu K, Liu Y, Li L (2009) Influence of nanoscale marble (calcium carbonate CaCO3) on properties of D600R surfacing electrode. Weld J 88:99s–103s
5. Dean TC, Youngstown NY (1992) Moisture resistant sodium titanate and potassium titanate. W.O. Patent No. 91/01355, European Patent office. https://patents.google.com/patent/WO1991001355A1/en