Pressure, temperature and fluid composition play an important role in the amount of metals and other chemicals found in wastewaters from hydraulically fractured gas reservoirs, according to ...

ConocoPhillips Co. (COP) comprehensively reviewed stimulation techniques and acid fracturing designs in North Sea chalks to improve its stimulation designs. The choice between matrix acidization, acid ...

A typical fracture treatment uses up to 12 additive chemicals to the fracturing fluid. The most often used chemical additives would include one or more of the following: Hydrochloric acid helps ...

Researchers have just released seven technical reports that together form the most comprehensive Michigan-focused resource on hydraulic fracturing, the controversial natural gas and oil extraction ...

Assumptions (estimated): onshore vertical or moderately deviated oil/gas well; reservoir depth 2,000–3,000 m; stimulation type selected based on rock type (matrix acid for carbonates, HF/Mud acid for ...

Newspaper articles and television reports make hydraulic fracturing appear to be a new technology that pollutes drinking water, causes flames to leap from kitchen faucets, and constitutes the next ...

I.1 Objective: Restore or increase well productivity/injectivity by removing near-wellbore damage (matrix stimulation) or creating/propagating conductive fractures ...

The California Council on Science & Technology (“CCST”) recently released its Independent Study of well stimulation in California. The report was prepared for the California Natural Resources Agency ...

Seven technical reports that together form the most comprehensive Michigan-focused resource on hydraulic fracturing, the controversial natural gas and oil extraction process commonly known as fracking ...