About Partha Das Sharma

Partha Das Sharma (P.D.Sharma) is Graduate (B.Tech – Hons.) in Mining Engineering from IIT, Kharagpur, India (1979)

He has very rich experience both in Mining operation and Marketing / Export / offering of Technical Services of Explosives, ANFO, Bulk explosives, Blast designing etc. Visited number of countries in Africa, South East Asia etc.

He was associated with number of mining PSUs and explosives organizations, namely MOIL, BALCO, Century Cement, Anil Chemicals, VBC Industries, Mah. Explosives, Solar Explosives before being a Consultant.

He has presented number of technical papers in many of the seminars and journals on varied topics like Overburden side casting by blasting, Blast induced Ground Vibration and its control, Tunnel blasting, Drilling & blasting in metalliferous underground mines, Controlled blasting techniques, Development of Non-primary explosive detonators (NPED), Hot hole blasting, Signature hole blast analysis with Electronic detonator, Acid Mine Drainage, etc.

TECHNICAL PAPERS PRESENTED IN SEMINARS/JOURNALS:

* Overburden Blast Casting with SMS Explosives – A case Study, Special Issue on Explosives & Blasting, Indian Mining & Engineering Journal, November 1998.

* Blast Casting  with SMS – A case study at Sasti Opencast mine, “Visfotak” ‘98, National Seminar on Explosives, Nagpur (India)

* Control of adverse effects of Explosives Blasting in mines by using Shock tubes (Non-electric) Initiation system and its Future challenges; Advances in drilling and blasting techniques- Procc. of DRILL BLAST ’99 – National Seminar on drilling and blasting, Bhubaneswar, (India) January 2000.

* Overburden side-casting by blasting – An effective way of reducing operating cost in large opencast mines; Journal of Mines Metals and Fuel, November 2004 (Sp., issue on development in surface mining technology – Calcutta, India).

* Overburden side-casting by blasting – Operating Large Opencast Coal Mines in a cost effective way; Procc. of 1^st Asian Mining Congress – Asian Mining: Towards a new resurgence (Vol. I), Seminar organised by MGMI at KOLKATA (India) from 16^th – 18^th January 2006 (pp. 307 – 315).

* Non-Primary explosive detonator (NPED) – An eco-friendly initiating system for commercial blasting is the need-of-the-hour for Indian mines; Journal of Mines Metals and Fuel, March 2006.

* Open pit blasting with in-hole delays and / or pre-splitting of production blast – Measures to control adverse impact of complex vibration arising due to presence of underground workings in the vicinity or in otherwise sensitive areas; Mining Engineers’ Journal, August 2006.

* Tunnel blasting – emulsion explosives and proper blast design are the pre- requisite for better efficiency; Journal of Mines Metals and Fuel, September 2005.

* Improved Blasting technique is the key to achieve Techno-Economics of high production Underground Metalliferous mines; Indian Mining & Engineering Journal, December 2006.

* Enhancement of drilling & blasting efficiency in O/C & U/G mines – Use of modern precision drilling, electronic delay detonator system and other sophisticated equipments with new generation emulsion explosives are the need-of-the-hour; Mining Engineers’ Journal, February 2007.

* Improved Blasting with precision drilling patterns in Underground Metalliferous mines; Procc. ‘Golden Jubilee Seminar’ on Present status of Mining and future Prospects, organized by MEAI (6^th to 8^th April 2007) at Hyderabad, India.

* Reduction of Ore dilution/Ore loss in underground metalliferous mines, lies on mitigation of blast induced vibration to a great extent; Mining Engineers’ Journal, August 2007.

* Controlled Blasting Techniques – Means to mitigate adverse impact of blasting in Open pits, Quarry, Tunnel, UG metal mines and construction workings; Mining Engineers’ Journal, January 2008.

* Controlled Blasting Techniques – Means to mitigate adverse impact of blasting; Asian mining: Solutions for development and expansion (Vol. II), Procc. of 2^nd Asian Mining Congress, organized by MGMI at Kolkata (India) dt. 17^th – 19^th January 2008 (pp. 287 – 295).

* ‘Electronic detonators – An efficient blast initiation system, Mining Engineers’ Journal, India, October 2008.

* ‘Electronic detonators – Results in substantial techno-economic benefits for large mining operations’, Mining Engineers’ Journal, India, February 2009.

* Innovative “Signature-Hole Blast Analysis” Technique to predict and control ground vibration in mines; Asian mining – Resurgence of mining in Asia: Prospect and challenges, Vol. II (pp. 211 – 223), Proceedings of 3^rd Asian Mining Congress (22^nd – 25^th January 2010, at Kolkata, India), Organised by MGMI, Kolkata.

* Charging and blasting in hot strata condition in opencast coal mines: identifying crucial aspects for effective safety management; Journal of Mines, Metals & Fuels; India; January – February 2010; (pp. 21).

* Techniques of controlled blasting for mines, tunnels and construction workings – to mitigate various blast induced  adverse effects; Journal of Mines, Metals & Fuels; June 2010 (pp. 152-161).

* Factors in designing of blasts, flyrock, industrial explosives used and safe operation of bulk explosives in opencast mines; Journal of Mines, Metals & Fuels; September 2010 (pp. 255 – 261).

* Acid Drainage in Mines, African Mining Brief Online Jan – Feb 2011, (http://www.ambriefonline.com/jan-feb11%20guest.html),

* Carbon Footprint reduction in Mining and Blasting operation – Control of Greenhouse Gas emission is essential to promote Green Environment; Proceedings of 4th Asian Mining Congress (29th – 31st January 2012, at Kolkata, India), Organised by MGMI, Kolkata.

* Bringing Sustainability in Coal Mining Operations is need-of-the-hour; Proceedings of 4th Asian Mining Congress (29th – 31st January 2012, at Kolkata, India), Organised by MGMI, Kolkata.

Currently, Partha has following useful blogs on Web:

• http://miningandblasting.wordpress.com/
• http://saferenvironment.wordpress.com
• http://www.environmentengineering.blogspot.com
• www.coalandfuel.blogspot.com

Partha can be contacted at E-mail:

sharmapd1@gmail.com, and

sharmapd1@rediffmail.com,

Partha at 3rd Asian Mining Congress, held at Kolkata, India in January 2010.