Did You Know...
...that Charles Goodyear performed some of his experiments on rubber while in debtor's prison? He was there so often he referred to it as his "hotel". Chronically in debt because of poor business sense and ill health, Goodyear depended on the generosity of friends and family. Even after he unlocked the secret to vulcanizing rubber, he was unable to improve his financial situation. When he died, his estate was $200,000 in debt.
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| Number | Title | Issue Date |
| 5104560 | Anti-wear additive for refrigeration oil Refrigeration oil compositions, additives for forming such compositions, and refrigeration charges comprising a refrigeration oil composition combined with a chlorofluorocarbon refrigerant. The improvement is incorporation the refrigeration oil of a halog... | 04/14/1992 |
| 4225446 | Process for preparing highly basic magnesium sulfonates A process for preparing highly basic magnesium sulfonates useful as lubricants including (a) forming an admixture of an oil-soluble sulfonic acid, a previously overbased magnesium sulfonate having a TBN in excess of about 200, a lower alkanol, and a volat... | 09/30/1980 |
