公开(公告)号：US20210189238A1

公开(公告)日：2021-06-24

申请号：US17192337

申请日：2021-03-04

Applicant: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY

Inventor： Edward Kavazanjian ,  Nasser Hamdan ,  Hamed Khodadadi Tirkolaei ,  Abdullah Almajed

IPC: C09K17/44 ,  C04B28/00 ,  C04B24/14 ,  E02D3/12

Abstract: The present disclosure provides a method of biocementation comprising contacting a granular, cohesionless soil with a solution, wherein the solution comprises urea, urease, a source of calcium ions, and a source of non-urease proteins, wherein the urea, urease, source of calcium ions, and source of non-urease proteins are provided in effective amounts suitable to cause crystallization of calcium carbonate.

公开(公告)号：US11987741B2

公开(公告)日：2024-05-21

申请号：US17192337

申请日：2021-03-04

Applicant: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY

Inventor： Edward Kavazanjian ,  Nasser Hamdan ,  Hamed Khodadadi Tirkolaei ,  Abdullah Almajed

IPC: C09K17/44 ,  C04B24/14 ,  C04B28/00 ,  C04B103/00 ,  C04B111/00 ,  E02D3/12

CPC classification number: C09K17/44 ,  C04B24/14 ,  C04B28/003 ,  E02D3/12 ,  C04B2103/0001 ,  C04B2111/00732 ,  C12Y305/01005 ,  E02D2300/0025 ,  E02D2300/0045

Abstract: The present disclosure provides a method of biocementation comprising contacting a granular, cohesionless soil with a solution, wherein the solution comprises urea, urease, a source of calcium ions, and a source of non-urease proteins, wherein the urea, urease, source of calcium ions, and source of non-urease proteins are provided in effective amounts suitable to cause crystallization of calcium carbonate.

公开(公告)号：US12195660B2

公开(公告)日：2025-01-14

申请号：US18620705

申请日：2024-03-28

Applicant: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY

Inventor： Edward Kavazanjian ,  Nasser Hamdan ,  Hamed Khodadadi Tirkolaei ,  Abdullah Almajed

IPC: C09K17/44 ,  C04B24/14 ,  C04B28/00 ,  E02D3/12 ,  C04B103/00 ,  C04B111/00

Abstract: The present disclosure provides a method of biocementation comprising contacting a granular, cohesionless soil with a solution, wherein the solution comprises urea, urease, a source of calcium ions, and a source of non-urease proteins, wherein the urea, urease, source of calcium ions, and source of non-urease proteins are provided in effective amounts suitable to cause crystallization of calcium carbonate.

公开(公告)号：US20240263074A1

公开(公告)日：2024-08-08

申请号：US18620705

申请日：2024-03-28

Applicant: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY

Inventor： Edward Kavazanjian ,  Nasser Hamdan ,  Hamed Khodadadi Tirkolaei ,  Abdullah Almajed

IPC: C09K17/44 ,  C04B24/14 ,  C04B28/00 ,  C04B103/00 ,  C04B111/00 ,  E02D3/12

CPC classification number: C09K17/44 ,  C04B24/14 ,  C04B28/003 ,  E02D3/12 ,  C04B2103/0001 ,  C04B2111/00732 ,  C12Y305/01005 ,  E02D2300/0025 ,  E02D2300/0045

Abstract: The present disclosure provides a method of biocementation comprising contacting a granular, cohesionless soil with a solution, wherein the solution comprises urea, urease, a source of calcium ions, and a source of non-urease proteins, wherein the urea, urease, source of calcium ions, and source of non-urease proteins are provided in effective amounts suitable to cause crystallization of calcium carbonate.