Original oil and gas vintage magazine ad for CHAS PFIZER COMPANY. Citric acid used to increase efficiency of water injection. Variations in water quality and operating conditions will determine which application you should use. Iron is probably the most serious cause of plugging problems at three out of five water flood projects. Chemical Sales Division located at 630 Flushing Ave, Brooklyn, NY. This 1959 unique old one page petroleum oilfield drilling equipment trade advertisement would display beautifully matted and framed.
- SKU ze156
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