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1873462 15 Dec 2017 | on 09 Jul 2019 | Class 001 Class 001 Chemical Products Synthetic replacement for acids, namely, hydrochloric, phosphoric, hydrofluoric, sulfuric, acetic and formic acids used in dissolving calcium carbonate and/or silica formulation or build up in oil and gas | | | HCR6000FRAC DORF KETAL CHEMICALS FZE
1869367 22 Nov 2017 | on 09 Jul 2019 | Class 001 Class 001 Chemical Products Synthetic replacement for acids, namely, hydrochloric, phosphoric, hydrofluoric, sulfuric, acetic and formic acids used in dissolving calcium carbonate and/or silica formulation or build up in oil and gas | | | HCR7000FRAC DORF KETAL CHEMICALS FZE
1869370 22 Nov 2017 | on 09 Jul 2019 | Class 001 Class 001 Chemical Products Synthetic replacement for acids, namely, hydrochloric, phosphoric, hydrofluoric, sulfuric, acetic and formic acids used in dissolving calcium carbonate and/or silica formulation or build up in oil and gas | | | HCR 2000 FRAC FLUID ENERGY GROUP LTD.
1776236 07 Apr 2016 | on 27 Jun 2017 | Class 001 Class 001 Chemical Products Synthetic replacement for acids | |