国家/地区
IPC部 C（2）
IPC大类
IPC小类
IPC
发明人 KUMAR D（2）
公开年
申请年 2021（2） 
专利权人 KUMAR D（2）

Synthesis of reduced graphene oxide using Swertia chirayita extract.

BISWAS J, SWAIN B P, RAI S, BHUJEL R, RAI A, KUMAR D

Defluoridation gadget used to obtain fluoride free water for wastewater treatment, comprises solar panel, battery, inverter, three 100 L polytetrafluoroethylene containers, one DC Motor, and stirring unit fitted with DC motor.

ROY S, DAS M, SOLANKI A, TRIPATHI S, SINGH A K, SAHA S, KUMAR D, SRIVASTAV S, PHOGAT M, DADHEECH P, KUNDU S, CHOWDHURY S R