MUBZPKHOEPUJKR-UHFFFAOYSA-N oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 24. KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 24.235000011149 sulphuric acid Nutrition 0.000 claims description 26.239000001117 sulphuric acid Substances 0.000 claims description 26.QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 26.235000002639 sodium chloride Nutrition 0.000 claims description 32.QTBSBXVTEAMEQO-UHFFFAOYSA-N acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 32.QDOXWKRWXJOMAK-UHFFFAOYSA-N Chromium(III) oxide Chemical compound O=O=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 claims description 32.BDAGIHXWWSANSR-UHFFFAOYSA-N formic acid Chemical compound OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 36.XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 58.150000007513 acids Chemical class 0.000 claims abstract description 14.239000002253 acid Substances 0.000 claims abstract description 20.150000003839 salts Chemical class 0.000 claims abstract description 26.239000011780 sodium chloride Substances 0.000 claims abstract description 34.239000002699 waste material Substances 0.000 claims abstract description 42.239000000126 substance Substances 0.000 claims abstract description 52.238000004519 manufacturing process Methods 0.000 claims abstract description 56.238000005554 pickling Methods 0.000 claims abstract description 58.S()(=O)=O.S()(=O)=O.S()(=O)=O GRWVQDDAKZFPFI-UHFFFAOYSA-H 0.000 claims abstract description 92 GRWVQDDAKZFPFI-UHFFFAOYSA-H chromium(III) sulfate Chemical class.238000000034 method Methods 0.000 claims abstract description 190.VYZAMTAEIAYCRO-UHFFFAOYSA-N chromium Chemical compound VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims abstract description 186.229910052804 chromium Inorganic materials 0.000 title claims abstract description 194.239000011651 chromium Substances 0.000 title claims abstract description 196.Assignors: ERDAL, TARIK, ONCULER, ASIM Publication of US20090158530A1 publication Critical patent/US20090158530A1/en Status Abandoned legal-status Critical Current Links ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority claimed from TRTR2007/08916 external-priority Application filed by SODA SANAYI AS filed Critical SODA SANAYI AS Assigned to SODA SANAYI A.S. Original Assignee SODA SANAYI AS Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Abandoned Application number US12/206,205 Inventor Tarik Erdal Asim Onculer Current Assignee (The listed assignees may be inaccurate. Google Patents Use of chromium complex in the leather industryÄownload PDF Info Publication number US20090158530A1 US20090158530A1 US12/206,205 US20620508A US2009158530A1 US 20090158530 A1 US20090158530 A1 US 20090158530A1 US 20620508 A US20620508 A US 20620508A US 2009158530 A1 US2009158530 A1 US 2009158530A1 Authority US United States Prior art keywords chromium acid tanning basification processes Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US20090158530A1 - Use of chromium complex in the leather industry US20090158530A1 - Use of chromium complex in the leather industry
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