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CSIR-CGCRI, India (2003) A SYNERGISTIC COMPOSITION USEFUL FOR THE PREPARATION OF IMPROVED SILICON CARBIDE POWDER. US234885.
CSIR-CGCRI, India (2002) A SYNERGISTIC COMPOSITION FOR THE PREPARATION OF DENSE DYSPROSIUM STABILISED ALPHA-SiAlON AND A PROCESS OF MAKING PRODUCTS THEREOF. IN232927.
CSIR-CGCRI, India (2002) A PROCESS FOR THE PREPARATION OF DENSE SAMARIUM STABILISED ALPHA SiAlON. IN233579.
CSIR-CGCRI, India (2002) A SYNERGISTIC COMPOSITION FOR THE PREPARATION OF DENSE SAMARIUM STABILISED ALPHA-SiAlON. IN224574.
CSIR-CGCRI, India (2002) A PROCESS FOR THE PREPARATION OF SILICON NITRIDE POWDER. IN231037.
CSIR-CGCRI, India (2002) A SYNERGISTIC COMPOSITION FOR THE PREPARATION OF SILICON NITRIDE POWDER. IN230986.
CSIR-CGCRI, India (2000) A SYNERGISTIC COMPOSITION FOR THE PREPARATION OF DENSE DYSPROSIUM STABILISED ALPHA-SiAlON AND A PROCESS OF MAKING PRODUCTS THEREOF. IN232927.
CSIR-CGCRI, India (2000) PROCESS FOR THE PREPARATION OF SINTERED CUBIC GAMMA-ALUMINIUM OXYNITRIDE. IN226271.