Marine:-
* Air-conditioning Plant repairs,AMC’s, shut downs, erection of plants.
* Refrigeration /A.C plant maintenance, break down repairs, overhauling of Compressors
* Electrical  motor  rewinding, panel fault detection & Rectification
* Electrical and Instrumentation fault detection and rectification
* Repairing of hydraulic or pneumatic winches or cranes.
Electrical and Instrumentation projects:-
* Executed  E & I construction  on unmanned Panna D Platform of ONGC built at VSKP.
* Instrumentation installation on Vizag Vijaywada Pipe Line with L & T (Phase –I)
* Instrumentation erection  on Vizag Secunderabad Pipe Line with L & T (Phase-II)
* E & I Project of GAIL Spread-VI  Vizag – Secunderabad LPG Pipeline.
* Commissioning and calibration of all instruments for Panna E Platform.
* Above ground electrical job at SALPG site under Larsen and Toubro
Underwater works:-
* Installation of Anodes and reference cells for HPCL Pipeline on trestle bridge Vizag.
Underground Pipeline testing:-
* Outer harbour to LPG Plant- HPCL, Jetty to IOCL, Jetty to BPCL.
* ESSAR Biladila Visakhapatnam Pipe Line project 90 K.M.
*  testing petroleum product pipelines around India and tested nearly 40 section of length from 600mts to 37K.M in one section.
Precision Engineering jobs:-
* Repair and Calibration of High Pressure Safety Relief Valves of various sizes.
* Charging Accumulator with Nitrogen for Shut down Panel on Riggs/Platform at 220Kgs/cm2.
* Repairs of Pressure Control valves.
* Repair on Pipe Indicating Gauge  launcher for leak.
* Installation of Temporary Cathodic Protection on pipelines.
* Modification on Pneumatic control panels of Test Separator skid
Mechanical Engineering works:-
* Manufacturing of centrifugal blowers, ducting.
* Designing and manufacturing of Semi Automatic Missile booster loading trolley for RZ-61 missile –Indian Navy.
* Manufacturing of blower unit for AHU’s.
* Manufacturing of heat exchangers / Chillers or evaporators

Calfrost engineering

Org chart

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