| Patent Number |
Title Of Patent |
Date Issued |
| 5370851 |
Crystalline silicoalumino phosphates: SAPO-36 and SAPO-56 |
December 6, 1994 |
| This invention relates to novel silicoaluminophosphate molecular sieves. These sieves are represented by the empirical formula:where R represents at least one organic templating agent present in the intracrystalline pore system; m is the molar amount of R per mole of (Si.sub.x Al.sub.y P |
| 5276236 |
Discrete molecular sieve and use |
January 4, 1994 |
| This invention presents a novel MgAPSO molecular sieve, containing a critical range of magnesium in the sieve framework, which is particularly active for hydrocarbon conversion. The sieve advantageously is incorporated, along with a platinum-group metal, into a catalyst formulation w |
| 5191141 |
Process for converting methanol to olefins using an improved metal aluminophosphate catalyst |
March 2, 1993 |
| This invention relates to an improved process for converting methanol to light olefins using an ELAPO catalyst. The catalyst comprises a metal aluminophosphate molecular sieve having the empirical formula (EL.sub.x Al.sub.y P.sub.z)O.sub.2 where EL is a metal and x,y and z are mole f |
| 5128025 |
Hydrocarbon conversion processes using a novel crystalline microporous metal oxysulfide composit |
July 7, 1992 |
| This invention deals with a hydrocarbon conversion process using a crystalline oxysulfide composition. The crystalline oxysulfide composition has a three-dimensional microporous framework structure of at least MO.sub.2, MS.sub.2, and MOS tetrahedral units, having an intracrystalline |
| 5126308 |
Metal aluminophosphate catalyst for converting methanol to light olefins |
June 30, 1992 |
| This invention relates to an improved process for converting methanol to light olefins and to a catalyst for carrying out the process. The catalyst comprises a metal aluminophosphate molecular sieve having the empirical formula (EL.sub.x Al.sub.y P.sub.z)O.sub.2 where EL is a metal and x |
| 5122357 |
Crystalline microporous metal oxysulfide compositions |
June 16, 1992 |
| This invention deals with a crystalline oxysulfide composition, a process for preparing the composition, a catalyst using the composition and processes using the composition. The crystalline oxysulfide composition has a three-dimensional microporous framework structure of at least MO |
| 5057295 |
Boron-aluminum-phosphorus-silicon-oxide molecular sieve compositions |
October 15, 1991 |
| Molecular sieve compositions having three-dimensional microporous framework structures of BO.sub.2, AlO.sub.2, PO.sub.2 and SiO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherei |
| 5032368 |
Gallium-aluminum-phosphorus-oxide molecular sieve compositions |
July 16, 1991 |
| Molecular sieve compositions having three-dimensional microporous framework structures of GaO.sub.2, AlO.sub.2 and PO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherein "R" repr |
| 5013535 |
Stabilized aluminophosphate compositions and process for preparing same |
May 7, 1991 |
| Aluminophosphate-based molecular sieve compositions having the crystal structure of AlPO.sub.4 -54 are stabilized against framework collapse or conversion to other crystal structures by treatment in their hydrated state with boric acid or salts thereof. The stabiized products are cha |
| 5013337 |
Process for separating a mixture of molecular species using crystalline microporous metal sulfid |
May 7, 1991 |
| This invention relates to a process for separating a mixture of molecular species based on the molecular size (kinetic diameter) or on the degree of polarity of the molecular species using a crystalline composition having a three-dimensional microporous structure of MA.sub.2 units where |
| 4992250 |
Germanium-aluminum-phosphorus-silicon-oxide molecular sieve compositions |
February 12, 1991 |
| Molecular sieve compositions having three-dimensional microporous framework structures of GeO.sub.2, AlO.sub.2, PO.sub.2 and SiO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:mR:(G |
| 4985151 |
Process for separating molecular species |
January 15, 1991 |
| Crystalline molecular sieves having three-dimensional microporous framework structures of ELO.sub.2, SiO.sub.2 and PO.sub.2 framework oxide units are disclosed. The molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherein "R" represen |
| 4973785 |
Molecular sieve compositions |
November 27, 1990 |
| Crystalline molecular sieves having three-dimensional microporous framework structures of ELO.sub.2, AlO.sub.2, SiO.sub.2 and PO.sub.2 framework oxide units are disclosed. The molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:mR: (EL.s |
| 4973460 |
Lithium-aluminum-phosphorus-silicon-oxide molecular sieve compositions |
November 27, 1990 |
| Molecular sieve compositions having three-dimensional microporous framework structures of LiO.sub.2, AlO.sub.2, PO.sub.2 and SiO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:where |
| 4956165 |
Molecular sieve compositions |
September 11, 1990 |
| Crystalline molecular sieves having three-dimensional microporous framework structures of MO.sub.2.sup.n, AlO.sub.2, and PO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherein "R |
| 4952384 |
Molecular sieve compositions |
August 28, 1990 |
| Crystalline molecular sieves having three-dimensional microporous framework structures of MO.sub.2.sup.n, AlO.sub.2, and PO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherein "R |
| 4952383 |
Boron-aluminum-phosphorus-oxide molecular sieve compositions |
August 28, 1990 |
| Molecular sieves having three-dimensional microporous framework structures of BO.sub.2, AlO.sub.2 and PO.sub.2 tetrahedral units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherein "R" represents at least one |
| 4940570 |
Beryllium-aluminum-phosphorus-oxide molecular sieve compositions |
July 10, 1990 |
| Molecular sieve compositions having three-dimensional microporous framework structures of BeO.sub.2, AlO.sub.2 and PO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherein "R" repr |
| 4933068 |
Hydrocarbon conversion process using crystalline microporous metal sulfide compositions |
June 12, 1990 |
| This invention relates to a hydrocarbon conversion process using a crystalline composition having a three-dimensional microporous structure of MA.sub.2 units where A is sulfur or selenium and having the empirical formula expressed in molar ratios: xR:MA.sub.2+0.2 :ZH.sub.2 O where R |
| 4913888 |
Arsenic-aluminum-phosphorus-oxide molecular sieve compositions |
April 3, 1990 |
| Molecular sieve compositions having three-dimensional microporous framework structures of AsO.sub.2, AlO.sub.2 and PO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherein "R" repr |
| 4904518 |
Multiphase composite and processes for preparing same |
February 27, 1990 |
| This invention relates to multi-compositional, multiphase composite compositions comprising as phases thereof (i) an electronically conducting or semi-conducting substrate, (ii) an inorganic oxide composition layer in proximity to at least a portion of the surface of said electrically |
| 4898660 |
Catalytic uses of crystalline metallophosphate compositions |
February 6, 1990 |
| A novel family of crystalline, microporus aluminophosphate compositions is synthesized by hydrothermal crystallization at elevated temperatures of aluminophosphate gels containing a molecular structure forming template. The family comprises a number of distinct species, each with a uniqu |
| 4894213 |
Arsenic-aluminum-phosphorus-silicon-oxide molecular sieve compositions |
January 16, 1990 |
| Molecular sieve compositions having three-dimensional microporous framework structures of AsO.sub.2, AlO.sub.2, PO.sub.2 and SiO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:where |
| 4888167 |
Germanium-aluminum-phosphorus-oxide molecular sieve compositions |
December 19, 1989 |
| Molecular sieve compositions having three-dimensional microporous framework structures of GeO.sub.2, AlO.sub.2 and PO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherein "R" repr |
| 4880761 |
Crystalline microporous metal sulfide compositions |
November 14, 1989 |
| This invention relates to a crystalline composition having a three-dimensional microporous structure of MA.sub.2 units where A is sulfur or selenium and having the empirical formula expressed in molar ratios: xR:MA.sub.2.+-.0.2 :zH.sub.2 O where R represents at least one organic temp |
| 4861743 |
Process for the production of molecular sieves |
August 29, 1989 |
| Non-zeolitic molecular sieves are prepared by contacting a body of alumina or silica-alumina (optionally containing reactive sources of phosphorus pentoxide and/or other elements desired in the non-zeolitic molecular sieve) with a liquid reaction mixture containing a reactive source of |
| 4861457 |
Crystalline gallophosphate compositions |
August 29, 1989 |
| A novel family of crystalline, microporous gallophosphate compositions is synthesized by hydrothermal crystallization at elevated temperatures from gallophosphate gels containing a molecular structure-forming template. The family comprises distinct species, each with a unique crystal str |
| 4853197 |
Crystalline metal aluminophosphates |
August 1, 1989 |
| Crystalline microporous metal aluminophosphates wherein the metal is at least one of Co, Mg, Mn, Fe and Zn are provided having the -43, and -50 structures. |
| 4851106 |
Process for the use of chromium-aluminum-phosphorus-oxide molecular sieve compositions |
July 25, 1989 |
| Molecular sieve compositions having three-dimensional microporous framework structures of CrO.sub.2, AlO.sub.2 and PO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherein "R" repr |
| 4801364 |
Separation and conversion processes using metal aluminophosphates |
January 31, 1989 |
| Novel class of crystalline microporous metal aluminophosphate compositions containing as lattice constituents in addition to AlO.sub.2 and PO.sub.2 structural units, one or a mixture of two or more of the metals Mg, Mn, Co and Zn in tetrahedral coordination with oxygen atoms. These compo |
| 4799942 |
Crystalline gallophosphate compositions |
January 24, 1989 |
| A novel family of crystalline, microporous gallophosphate compositions is synthesized by hydrothermal crystallization at elevated temperatures from gallophosphate gels containing a molecular structure-forming template. The family comprises distinct species, each with a unique crystal str |
| 4793984 |
Molecular sieve compositions |
December 27, 1988 |
| Crystalline molecular sieves having three-dimensional microporous framework structures of ELO.sub.2, AlO.sub.2, SiO.sub.2 and PO.sub.2 framework oxide units are disclosed. The molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherein " |
| 4789535 |
Lithium-aluminum-phosphorus-oxide molecular sieve compositions |
December 6, 1988 |
| Molecular sieve compositions having three-dimensional microporous framework structures of LiO.sub.2, AlO.sub.2 and PO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherein "R" repr |
| 4781814 |
Molecular sieve compositions and their use in cracking/hydrocracking |
November 1, 1988 |
| Crystalline molecular sieves having three-dimensional microporous framework structure of MO.sub.2, AlO.sub.2, and PO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis are expressed by the formula:wherein "R" r |
| 4759919 |
Chromium-aluminum-phosphorus-oxide molecular sieve compositions |
July 26, 1988 |
| Molecular sieve compositions having three-dimensional microporous framework structures of CrO.sub.2, AlO.sub.2 and PO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:wherein "R" repr |
| 4738837 |
Chromium-aluminum-phosphorus-silicon-oxide molecular sieve compositions |
April 19, 1988 |
| Molecular sieve compositions having three-dimensional microporous framework structures of CrO.sub.2, AlO.sub.2, PO.sub.2 and SiO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:where |
| 4737353 |
Beryllium-aluminum-phosphorus-silicon-oxide molecular sieve compositions |
April 12, 1988 |
| Molecular sieve compositions having three-dimensional microporous framework structures of BeO.sub.2, AlO.sub.2, PO.sub.2 and SiO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:where |
| 4735806 |
Gallium-aluminum-phosphorus-silicon-oxide molecular sieve compositions |
April 5, 1988 |
| Molecular sieve compositions having three-dimensional microporous framework structures of GaO.sub.2, AlO.sub.2, PO.sub.2 and SiO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis expressed by the formula:where |
| 4690808 |
Crystalline gallophosphate compositions |
September 1, 1987 |
| A novel family of crystalline, microporous gallophosphate compositions is synthesized by hydrothermal crystallization at elevated temperatures from gallophosphate gels containing a molecular structure-forming template. The family comprises distinct species, each with a unique crystal str |
| 4686093 |
Molecular sieve compositions with aluminum, phosphorus and at least two other elements |
August 11, 1987 |
| Crystalline molecular sieves having three-dimensional microporous framework structure of MO.sub.2, AlO.sub.2, and PO.sub.2 tetrahedral oxide units are disclosed. These molecular sieves have an empirical chemical composition on an anhydrous basis are expressed by the formula:wherein "R" r |
| 4663139 |
Crystalline AlPO.sub.4 -39 |
May 5, 1987 |
| A novel crystalline aluminophosphate of the molecular sieve type, denominated AlPO.sub.4 -39, is prepared by hydrothermal synthesis from reactive sources of aluminum and phosphorus and an organic templating agent. |
| 4567029 |
Crystalline metal aluminophosphates |
January 28, 1986 |
| Novel class of crystalline microporous metal aluminophosphate compositions containing as lattice constituents in addition to AlO.sub.2 and PO.sub.2 structural units, one or a mixture of two or more of the metals Mg, Mn, Co and Zn in tetrahedral coordination with oxygen atoms. These compo |
| 4385994 |
Adsorptive use of crystalline metallophosphate compositions |
May 31, 1983 |
| A novel family of crystalline, microporous aluminophosphate compositions is synthesized by hydrothermal crystallization at elevated temperatures of aluminophosphate gels containing a molecular structure forming template. The family comprises a number of distinct species, each with a uniq |
| 4310440 |
Crystalline metallophosphate compositions |
January 12, 1982 |
| A novel family of crystalline, microporous aluminophosphate compositions is synthesized by hydrothermal crystallization at elevated temperatures of aluminophosphate gels containing a molecular structure-forming template. The family comprises a number of distinct species, each with a uniq |
| 4213765 |
Oxidative coal desulfurization using lime to regenerate alkali metal hydroxide from reaction pro |
July 22, 1980 |
| A process for the removal of pyrite from coal which comprises preparing an aqueous slurry containing finely-divided coal particles; adding to the slurry an alkali metal hydroxide selected from the group consisting of sodium hydroxide, potassium hydroxide and lithium hydroxide, as well as |
