Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 4168978 | Transfer foil Composite foils for producing colored advertising indicia comprise a colored, tacky layer between two release foils, the colored layer being sensitive to light either as being solubilized in exposed areas, these areas being washed away to leave the indici... | 09/25/1979 |
| 4168657 | Protein texturization by steam injection A bland protein product having a texture and mouth feel simulating animal meat is prepared by forming an aqueous slurry containing 40 to 50% of a protein material having a protein content of at least 70% on a solids basis, injecting steam into the slurry ... | 09/25/1979 |
| 4151027 | Method for the renewal of a worn pneumatic or solid rubbery tire by applying a vulcanized tread and apparatus carrying out this method The invention relates to the retreading of rubber tires wherein a prevulcanized tread is applied to a tire carcass with an interposed vulcanizable bonding layer. The tread and at least the adjacent part of the carcass are enclosed within a close fitting f... | 04/24/1979 |
| 4130515 | Lignin-based composition board binder comprising a copolymer of a lignosulfonate, melamine and an aldehyde A lignin-based resin binder for use in the manufacture of composition board is produced by the in situ copolymerization of a major portion of a lignosulfonate salt with melamine and formaldehyde. This resin binder employs lignosulfonate levels up to about... | 12/19/1978 |
| 4113757 | Titanium compounds A titanium chelate being the reaction product of ethylene glycol titanate, propylene glycol titanate, diethylene glycol titanate or hexylene glycol titanate and lactic acid, alpha-hydroxy-butyric acid, citric acid or glyceric acid. The chelates are partic... | 09/12/1978 |
| 4108226 | Veneer production Veneer production from softwood logs is improved by adding at least about 0.003% of urea to the hot water soaking vats prior to peeling the veneer from the logs. Enhanced results are achieved when urea is added together with a base such as sodium hydroxid... | 08/22/1978 |
| 4105828 | Low-current contact construction A low-current contact structure formed on a contact member or substrate of various layers is described. A layer of refractory material is connected via a layer of easily diffusive metal with a layer of noble metal through diffusion annealing.... | 08/08/1978 |
| 4100572 | Optical method and apparatus for carrying out the method This invention relates to an improved optical method which gives apparent movement in depth to motionless or unsupported subjects and to an apparatus for carrying out the method.... | 07/11/1978 |
| 4091825 | Recovery of unoxidized metals from organic insulated metallic scrap Metallic scrap containing a coating of organic insulation material is processed to recover a clean, unoxidized metallic substrate and various insulation by-products by thermally decomposing the organic insulation under pressure in a closed, externally hea... | 05/30/1978 |
