Biodegradable drag reducing agents and flocculants based on polysaccharides: materials and applications RP Singh, GP Karmakar, SK Rath, NC Karmakar, SR Pandey, T Tripathy, ... Polymer Engineering & Science 40 (1), 46-60, 2000 | 269 | 2000 |
Novel biodegradable flocculants based on polysaccharides RP Singh, T Tripathy, GP Karmakar, SK Rath, NC Karmakar, SR Pandey, ... CURRENT SCIENCE-BANGALORE- 78 (7), 798-803, 2000 | 195 | 2000 |
Novel flocculating agent based on sodium alginate and acrylamide T Tripathy, SR Pandey, NC Karmakar, RP Bhagat, RP Singh European Polymer Journal 35 (11), 2057-2072, 1999 | 153 | 1999 |
Development of novel polymeric flocculant based on grafted sodium alginate for the treatment of coal mine wastewater T Tripathy, NC Karmakar, RP Singh Journal of applied polymer science 82 (2), 375-382, 2001 | 63 | 2001 |
High performance flocculating agents based on cationic polysaccharides in relation to coal fine suspension S Pal, G Sen, NC Karmakar, D Mal, RP Singh Carbohydrate polymers 74 (3), 590-596, 2008 | 58 | 2008 |
Investigation on flocculation characteristics of polysaccharide‐based graft copolymers in coal fines suspension NC Karmakar, SK Rath, BS Sastry, RP Singh Journal of applied polymer science 70 (13), 2619-2625, 1998 | 46 | 1998 |
Estimating rock properties using sound signal dominant frequencies during diamond core drilling operations CV Kumar, H Vardhan, CSN Murthy, NC Karmakar Journal of Rock Mechanics and Geotechnical Engineering 11 (4), 850-859, 2019 | 42 | 2019 |
Studies into some physical parameters aiding biological reclamation of mine spoil dump-a case study from the Jharia coalfields SK Maiti, NC Karmakar, IN Sinha Indian Mining and Engineering Journal 41, 2002 | 32 | 2002 |
Synthesis, characterization and application of novel cationic and amphoteric flocculants based on amylopectin K Kumar, P Adhikary, NC Karmakar, S Gupta, RP Singh, S Krishnamoorthi Carbohydrate polymers 127, 275-281, 2015 | 30 | 2015 |
Grafted CMC and sodium alginate: A comparison in their flocculation performance T Tripathy, NC Karmakar, RP Singh International Journal of Polymeric Materials 46 (1-2), 81-93, 2000 | 26 | 2000 |
Flocculation of chromite ore fines suspension using polysaccharide based graft copolymers NC Karmakar, BS Sastry, RP Singh Bulletin of Materials Science 25, 477-478, 2002 | 22 | 2002 |
Whole-body vibration exposure of heavy earthmoving machinery operators in surface coal mines: a comparative assessment of transport and non-transport earthmoving equipment … DK Chaudhary, SK Palei, V Kumar, NC Karmakar International journal of occupational safety and ergonomics 28 (1), 174-183, 2022 | 20 | 2022 |
Assessment of heavy earth-moving machinery noise vis-à-vis routine maintenance H Vardhan, NC Karmakar, YV Rao Noise control engineering journal 54 (2), 64-78, 2006 | 20 | 2006 |
Grafted hydroxypropyl guargum: Development, characterization and application as flocculating agent BR Nayak, DR Biswal, NC Karmakar, RP Singh Bulletin of Materials Science 25, 537-540, 2002 | 20 | 2002 |
Experimental study of sources of noise from heavy earth-moving machinery H Vardhan, NC Karmakar, YV Rao Noise control engineering journal 53 (2), 37-42, 2005 | 15 | 2005 |
Occupational exposure of dumper operators to whole-body vibration in opencast coal mines: an approach for risk assessment using a Bayesian network MK Atal, SK Palei, DK Chaudhary, V Kumar, NC Karmakar International Journal of Occupational Safety and Ergonomics 28 (2), 758-765, 2022 | 10 | 2022 |
Optimization of productivity with surface miner using conveyor loading and truck dispatch system SK Palei, NC Karmakar, P Paliwal, B Schimm International Journal of Research in Engineering and Technology 2 (9), 393-396, 2013 | 10 | 2013 |
A comparative study on CPT index, Polish Sz index and Russian U-index of susceptibility of coal to spontaneous combustion NC Karmakar, SP Banerjee Journal of MGMI 86, 109-129, 1989 | 10 | 1989 |
Whole-body vibration exposure vis-à-vis musculoskeletal health risk of dumper operators compared to a control group in coal mines V Kumar, SK Palei, NC Karmakar, DK Chaudhary Safety and Health at Work 13 (1), 73-77, 2022 | 9 | 2022 |
Application of polymeric drilling fluids for reducing wearing of drill bit R Rawal, NC Karmakar, SK Sharma, S Krishnamoorthi Journal of the Indian Chemical Society 99 (2), 100324, 2022 | 9 | 2022 |