Patent US3852405A successfully refreshed from Google Patents.
US3852405A
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Laminar heavy metal aluminosilicates
Assignee: Baroid Technology Inc
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Filing: 1972-09-22
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Granted: 1974-12-03
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Expires: 1992-09-22
Abstract
Abstract Laminar 2 : 1 layer-lattice aluminosilicate minerals containing intra-lattice multivalent ions such as nickel, copper, cobalt and others. The minerals are particularly useful in catalytic operations. Procedures for preparing the inventive minerals are given.
Inventors
- 👤 W Granquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:22
CPC Classifications
B; B01; B01J; B01J29/00; B01J29/04; B01J29/049; C; C01; C01B; C01B33/00; C01B33/20; C01B33/36; C01B33/38; C01B33/42; C07; C07C; C07C4/00; C07C4/02; C07C4/06; C10; C10G; C10G11/00; C10G11/02; C10G11/04; C07C2521/00; C07C2521/12
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
28 words
A LAMINAR 2:1 LAYER-LATTIC ALUMINOSILICATE MINERAL POSSESSING AN INHERENT NEGATIVE CHARGE BALANCED BY CATIONS EXTERIOR TO SAID LATTIC AND CORRESPONDING TO THE FOLLOWING FORMULA FOR A SIVEN EMBODIMENT:
Claim 2
Dependent Claim
28 words
A LAMINAR 2:1 LAYER-LATTIC ALUMINOSILICATE MINERAL POSSESSING AN INHERENT NEGATIVE CHARGE BALANCED BY CATIONS EXTERIOR TO SAID LATTIC AND CORRESPONDING TO THE FOLLOWING FORMULA FOR A SIVEN EMBODIMENT:
Claim 3
Dependent Claim
30 words
A mineral in accordance with claim 1 wherein said remainder of G is selected from the class consisting of chromium, cobalt, gallium, iron, manganese, rhodium, and scandium, and mixtures thereof.
Claim 4
Dependent Claim
28 words
A mineral in accordance with claim 1 wherein said Y is selected from the class consisting of beryllium, cobalt, copper, iron, magnesium, nickel, and zinc, and mixtures thereof.
Claim 5
Dependent Claim
14 words
A mineral in accordance with claim 1 wherein said remainder of Q is germanium.
Claim 6
Dependent Claim
27 words
A mineral in accordance with claim 1 wherein said R is selected from the class consisting of aluminum, cobalt, gallium, iron, chromium, and manganese, and mixtures thereof.
Claim 7
Dependent Claim
12 words
A mineral in accordance with claim 1 wherein said Y is nickel.
Claim 8
Dependent Claim
12 words
A mineral in accordance with claim 1 wherein said Y is cobalt.
Claim 9
Dependent Claim
64 words
A mineral in accordance with claim 1 wherein said second bracket has the composition (a Mn+ b A1(OH)3 zz) wherein an + bz dy x + 3(e - 2)w and M is selected from the group consisting of hydrogen, ammonium, alkali metal cations, multivalent metal cations other than aluminum, and partial hydroxides of multivalent metal cations, and n is the unsatisfied valence of M.
Claim 10
Dependent Claim
39 words
A mineral in accordance with claim 1 wherein said C is selected from the group consisting of hydrogen, alkali metal, alkaline earth metal, heavy metal, heavy metal partial hydroxide, ammonium, substituted ammonium, and substituted phosphonium cations and mixtures thereof.
Claim 11
Dependent Claim
19 words
The mineral in accordance with claim 1 wherein said mineral has been prepared by a process of hydrothermal synthesis.
Claim 12
Dependent Claim
19 words
The mineral in accordance with claim 8 wherein said mineral has been prepared by a process of hydrothermal synthesis.
Claim 13
Dependent Claim
115 words
The process of producing a laminar 2 : 1 layer lattice aluminosilicate mineral in accordance with claim 1 which comprises the steps of: preparing an aqueous mixture consisting essentially of water and compounds furnishing said G, said Y, said Q, said R, said O, said OH, said F, and said C in the approximate proportions set forth in claim 1 with selected values of the variables therein; maintaining said aqueous mixture at a temperature of between about 280* C. and about 310* C. for a time sufficient for said mineral to form and under a pressure at least equal to the vapor pressure of said mixture at the selected temperature; and subsequently recovering said mineral.
Claim 14
Dependent Claim
28 words
The process in accordance with claim 12 wherein said G is selected from the group consisting of aluminum, chromium, manganese, iron, cobalt, gallium, rhodium, scandium, and mixtures thereof.
Claim 15
Dependent Claim
31 words
The process of producing a hydrocarbon cracking catalyst which comprises the steps of placing a mineral in accordance with claim 1 into its ammonium exchange form, and thereafter calcining said mineral.
Claim 16
Dependent Claim
27 words
The process in accordance with claim 14 in which said calcination takes place at a temperature within the range of about 400* C. to about 700* C.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-12-02 | 1978-06-03 | 1978-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-02 | 1982-06-03 | 1982-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-02 | 1986-06-03 | 1986-12-03 | $7700.00 | Window Closed / Lapsed |