Calfrac Well Services Ltd - Company Profile

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Calfrac Well Services Ltd: Patents

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View up-to-date information on Calfrac Well Services Ltd patents, including inventor and filing insights.

Patent Trends

Publication Identifier Document Type Title Classification-CPC Publication Date
CA2816025C Grant Hybrid lpg frac E21B43/2605; E21B43/267 January 26, 2021
CA2836139C Grant Vapor hood for a proppant blender B01F23/53; B01F25/64; B01F35/189; C09K8/80 January 12, 2021
CA2807423C Grant Pressure balancing proppant addition method and apparatus E21B43/267 June 11, 2019
CA2776974C Grant Inert gas supply equipment for oil and gas well operations E21B43/2605; E21B43/2607 September 05, 2017
CA2649203C Grant Proppant addition system and method E21B43/267 May 23, 2017
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Top Inventors by Filings (Count by publication)

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