Stein Heurtey
36Patents
1Active
36Granted
36Portfolio score
Filing activity: Oct 7, 1980 → Mar 24, 2006 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6796147B2 | Apparatus for controlling glass melting and/or refining furnaces | Emerging Cross-Sectional Technologies | 69 | Expired |
| US6772610B1 | Flat glass annealing lehrs | Chemistry; Metallurgy | 36 | Expired |
| US4752739A | Device for measuring the thickness of thin metallic layers deposited on a conductive support | Physics | 24 | Expired |
| US5075953A | Method of and apparatus for storing products from continuous casting lines prior to rolling | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6450162B1 | Indirect radiant heating device | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5156800A | Installation for the thermal/treatment before rolling of thin slabs produced by continuous-casting | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6334770B1 | Fluid-fuel furnace burner for iron and steel products | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US4723909A | Walking beam oven for advancing products at different speeds in different sections of the oven | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6309483A | Method and device for eliminating strip vibration in zones into which gas is blown, particularly cooling zones | Chemistry; Metallurgy | 12 | Expired |
| US5798007A | Process and apparatus for the continuous heat treatment of a metal strip travelling in a different atmosphere | Chemistry; Metallurgy | 12 | Expired |
| US6461145B1 | Flat flame burners | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4790750A | Automated flexible installation for a rapid thermochemical treatment | Chemistry; Metallurgy | 11 | Expired |
| US5472528A | Heat-treatment method for metal strips | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5042452A | Radiating tubes system for heating ovens | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US5768799A | Process and apparatus for coating metal sheets | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6464808B2 | Method and apparatus for reducing wrinkles on a strip in a rapid cooling zone of a heat treatment line | Chemistry; Metallurgy | 8 | Expired |
| US5139418A | Device for discharging and transferring steelworks products | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US4427187A | Supports for products in a steel-making furnace | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6074204A | Device for transferring products in plants for metallurgical treating of said products | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US4568569A | Method and apparatus for providing composite metallic coatings on metallic strips | Chemistry; Metallurgy | 6 | Expired |
| US6913658B2 | Process for the hot-dip galvanizing of metal strip made of high-strength steel | Chemistry; Metallurgy | 4 | Expired |
| US4832154A | Buffer stop device for a side loading furnace | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4949782A | Air heater for corrosive atmospheres | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4347400A | Apparatus for reheating molten steel in ladles | Electricity | 3 | Expired |
| US5044611A | Automatic installation for the forming and thermal treatment of circular pieces | Chemistry; Metallurgy | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.