Patent US3281213A successfully refreshed from Google Patents.
US3281213A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkylation apparatus
Assignee: Phillips Petroleum Co
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Filing: 1963-02-18
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Granted: 1966-10-25
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Expires: 1983-02-18
Abstract
No abstract record available.
Inventors
- 👤 Paul M Waddill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:15
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/54; C07C2/56; C07C2/58; C07C2/62
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
197 words
APPARATUS FOR ALKYLATING ISOPARAFFINS WITH OLEFINS COMPRISING IN COMBINATION: AN ELONGATED TUBULAR REACTION CHAMBER FREE OF INDIRECT HEAT EXCHANGE MEANS HAVING AN INLET FOR ACID IN ITS UPSTREAM END; A SETTLER CONNECTED WITH THE DOWNSTREAM END OF SAID REACTION CHAMBER, SAID SETTLER HAVING AN OUTLET ALKYLATE IN AN UPPER SECTION THEREOF AND AN OUTLET FOR ACID IN A LOWER SECTION THEREOF; A HEAT EXCHANGER CONNECTED TO THE UPSTREAM END OF SAID REACTION CHAMBER AND TO THE ACID OUTLET OF SAID SETTLER, SAID REACTION CHAMBER, SETTLER AND HEAT EXCHANGER FORMING A CLOSED, CONTINUOUS CIRCUIT FOR FLOW; AND A FEED INLET DISTRIBUTOR MEANS FOR INTRODUCING REACTANT HYDROCARBONS INTO THE UPSTREAM END OF SAID REACTION CHAMBER SUBSTANTIALLY DOWNSTREAM FROM THE POINT OF INTRODUCTION OF CATALYST INTO REACTOR, SAID DISTRIBUTOR COMPRISING A CONDUIT CONNECTED TO A SOURCE OF HYDROCARBON, A LEADER HAVING ENLARGED OUTLET END CONNECTED TO SAID CONDUIT, AND A PLURALITY OF ORIFICE OPENINGS SPACED APART IN THE DIRECTION OF FLOW IN SAID REACTION CHAMBER SO THAT REACTANT FEED IS INTRODUCED INTO THE REACTION ZONE AT A PLURALITY OF SPACED POINTS ALONG THE LENGTH OF THE REACTOR TO PROVIDE A CONSISTENTLY OPTIMUM REACTANT RATIO THROUGHOUT THE LENGTH OF SAID REACTOR.
Claim 2
Dependent Claim
197 words
APPARATUS FOR ALKYLATING ISOPARAFFINS WITH OLEFINS COMPRISING IN COMBINATION: AN ELONGATED TUBULAR REACTION CHAMBER FREE OF INDIRECT HEAT EXCHANGE MEANS HAVING AN INLET FOR ACID IN ITS UPSTREAM END; A SETTLER CONNECTED WITH THE DOWNSTREAM END OF SAID REACTION CHAMBER, SAID SETTLER HAVING AN OUTLET ALKYLATE IN AN UPPER SECTION THEREOF AND AN OUTLET FOR ACID IN A LOWER SECTION THEREOF; A HEAT EXCHANGER CONNECTED TO THE UPSTREAM END OF SAID REACTION CHAMBER AND TO THE ACID OUTLET OF SAID SETTLER, SAID REACTION CHAMBER, SETTLER AND HEAT EXCHANGER FORMING A CLOSED, CONTINUOUS CIRCUIT FOR FLOW; AND A FEED INLET DISTRIBUTOR MEANS FOR INTRODUCING REACTANT HYDROCARBONS INTO THE UPSTREAM END OF SAID REACTION CHAMBER SUBSTANTIALLY DOWNSTREAM FROM THE POINT OF INTRODUCTION OF CATALYST INTO REACTOR, SAID DISTRIBUTOR COMPRISING A CONDUIT CONNECTED TO A SOURCE OF HYDROCARBON, A LEADER HAVING ENLARGED OUTLET END CONNECTED TO SAID CONDUIT, AND A PLURALITY OF ORIFICE OPENINGS SPACED APART IN THE DIRECTION OF FLOW IN SAID REACTION CHAMBER SO THAT REACTANT FEED IS INTRODUCED INTO THE REACTION ZONE AT A PLURALITY OF SPACED POINTS ALONG THE LENGTH OF THE REACTOR TO PROVIDE A CONSISTENTLY OPTIMUM REACTANT RATIO THROUGHOUT THE LENGTH OF SAID REACTOR.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-24 | 1970-04-25 | 1970-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-24 | 1974-04-25 | 1974-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-24 | 1978-04-25 | 1978-10-25 | $7700.00 | Window Closed / Lapsed |