Glitsch, Inc.
46Patents
0Active
46Granted
39Portfolio score
Filing activity: Nov 19, 1973 → May 16, 1997
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4604247A | Tower packing material and method | Emerging Cross-Sectional Technologies | 91 | Expired |
| US4597916A | Method of and apparatus for intermediate lamella vapor liquid contact | Emerging Cross-Sectional Technologies | 82 | Expired |
| US4950430A | Structured tower packing | Performing Operations; Transporting | 60 | Expired |
| US4842778A | Apparatus for flow distribution in packed towers | Performing Operations; Transporting | 58 | Expired |
| US4956127A | Downcomer-tray assembly and method | Performing Operations; Transporting | 54 | Expired |
| US4729857A | Liquid distributor for packed tower | Performing Operations; Transporting | 52 | Expired |
| US4909967A | Liquid distributor assembly for packed tower | Mechanical Engineering; Lighting; Heating | 48 | Expired |
| US4086307A | Tower packing saddle | Emerging Cross-Sectional Technologies | 45 | Expired |
| US5547617A | Apparatus for increasing effective active area | Performing Operations; Transporting | 44 | Expired |
| US5453222A | Contact tray apparatus and method | Performing Operations; Transporting | 44 | Expired |
| US5164125A | Method and apparatus for downcomer-tray operation | Performing Operations; Transporting | 40 | Expired |
| US4120919A | Quick opening removable tray sections for fluid contact | Emerging Cross-Sectional Technologies | 40 | Expired |
| US5192466A | Method of and apparatus for flow promotion | Performing Operations; Transporting | 39 | Expired |
| US5192465A | Method of and apparatus for liquid distribution | Performing Operations; Transporting | 38 | Expired |
| US4519960A | Expanded metal saddle tower packing | Emerging Cross-Sectional Technologies | 34 | Expired |
| US5120474A | Valve-tray assembly | Performing Operations; Transporting | 34 | Expired |
| US5106556A | Method of downcoer-tray vapor venting | Performing Operations; Transporting | 33 | Expired |
| US5051214A | Double-deck distributor and method of liquid distribution | Emerging Cross-Sectional Technologies | 33 | Expired |
| US5277848A | Method and apparatus for downcomer tray operation | Performing Operations; Transporting | 32 | Expired |
| US4008384A | Welding apparatus | Performing Operations; Transporting | 31 | Expired |
| US5779993A | Liquid-phase catalyst-assembly for chemical process tower | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5147584A | Contact tray assembly and method | Performing Operations; Transporting | 28 | Expired |
| US5389343A | Catalyst assembly and method for chemical process tower | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4374786A | Unitized scrubber tower | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5277847A | Method and apparatus for catalyst-downcomer-tray operation | Emerging Cross-Sectional Technologies | 21 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.