Patents
US 8286952 B2: Vapor distributor for gas-liquid contacting columns
- Granted
- 2012-10-16
- Filed
- 2009-11-10 application 12615721
- Type
- Utility · 13 claims
- Elsewhere
- Google Patents ↗ · USPTO patent document ↗ · USPTO Patent Center record ↗
Abstract
A vapor distributor for use in atmospheric or vacuum columns includes a new design of vapor inlet device, or vapor horn, to provide superior mixing and distribution of a tangential first feed and a vertical second feed. New vapor inlet device has an inlet dividing the first feed into two portions, each flowing in respective housings in opposed circulation directions, and a plurality of vanes for redirection of vapor. Mixing and distribution of feeds by the vapor distributor is further enhanced by inclusion in vapor distributor of a mixer and vapor directing plates.
Source: PVGPATDIS, file of 2026-04-10 (ipg121016.xml).
Assignees
| Assignee | Type | Place | Also on furp.org | Source |
|---|---|---|---|---|
| AMT International Inc. 26 patents | US company or organization | Plano, TX | AMT INTERNATIONAL, INC. State business registration EXACT high confidence: identical full name and state | PVGPATDIS, file of 2026-04-10 |
| PETROLIAM NASIONAL BERHAD 17 patents | Foreign company or organization | Kuala Lumpur, MY | PVGPATDIS, file of 2026-04-10 |
Inventors
| Inventor | Place | Patents | Person page | Source |
|---|---|---|---|---|
| Adam T. Lee | Dallas, TX | 11 | PVGPATDIS, file of 2026-04-10 | |
| Farzad G. Tahmassi | Carrollton, TX | 2 | PVGPATDIS, file of 2026-04-10 | |
| Lindsey Vuong | Allen, TX | 4 | PVGPATDIS, file of 2026-04-10 | |
| Zainab Kayat | Kapar, MY | 3 | PVGPATDIS, file of 2026-04-10 | |
| Mohd Rizal Bin Abdul Rahman | Shah Alam, MY | 1 | PVGPATDIS, file of 2026-04-10 | |
| Arman Bin Anuar | Melaka City, MY | 1 | PVGPATDIS, file of 2026-04-10 |
CPC categories
| Subclass | Category | First group | Source |
|---|---|---|---|
| B01D | Separation | B01D3/008 | PVGPATDIS, file of 2026-04-10 |
| B01F | Mixing, e.g. dissolving, emulsifying or dispersing | B01F25/10 | PVGPATDIS, file of 2026-04-10 |
Cooperative Patent Classification, as currently assigned (one row per subclass).
Assignments and security interests
| Recorded | What | From | To | Reel/frame | Source |
|---|---|---|---|---|---|
| 2009-11-19 | Assignment Assignment of assignor's interest | LEE, ADAM T. signed 2009-08-19 TAHMASSI, FARZAD G. signed 2009-08-19 VUONG, LINDSEY signed 2009-08-19 RAHMAN, MOHD RIZAL BIN ABDUL signed 2009-08-25 ANUAR, ARMAN BIN signed 2009-08-27 KAYAT, ZAINAB signed 2009-09-01 | AMT INTERNATIONAL, INC. PLANO, TX PETROLIAM NASIONAL BERHAD KUALA LUMPUR | 23543/808 | ECORSEXC, file of 2026-09-25 |
Documents recorded with the USPTO Assignment Recordation Branch that list this patent. A security interest is a lender’s claim on the patent as collateral; a release ends it.
USPTO bulk data: PatentsView granted patents, disambiguated (PVGPATDIS) for patents, assignees, inventors, places and CPC categories; the USPTO Patent Assignment Dataset (ECORSEXC) for assignments and security interests. Patents filed in the last 20 years. No claims or full text. Links to other records are by name (and state): EXACT means the identical full name and state; FUZZY means a looser name match, with the confidence shown.