Cyanuric acid production专利检索- 使原料颗粒化的一般方法或装置如肥料专利检索查询-专利查询网

Cyanuric acid production
申请号	US38335164	申请日	1964-07-17	公开(公告)号	US3318887A	公开(公告)日	1967-05-09
申请人	ALLIED CHEM;			发明人	MOORE WILLIAM P; FITZ-WILLIAM JR CHARLES B R;
摘要
权利要求	1. THE PROCESS FOR PRODUCING UREA CYANURATE WHICH COMPRISES HEATING TO A TEMPERATURE NO HIGHER THAN 160* C., A MIXTURE OF FINELY DIVIDED CYANURIC ACID AND SOLID PELLETS OF UREA, REPEATEDLY AND SUBSTANTIALLY CONTINUOUSLY BRINGING SAID PELLETS INTO CONTACT WITH SAID FINELY DIVIDED CYANURIC ACID SO AS TO COAT SAID PELLETS AND THEREBY PRODUCE POROUS HOLLOW UREA CYANURATE PELLETS. 11. THE PROCESS FOR PRODUCING CYANURIC ACID WHICH COMPRISES HEATING TO A TEMPERATURE NO HIGHER THAN 160* C., A MIXTURE OF FINELY DIVIDED CYANURIC ACID AND SOLID PELLETS OF UREA, REPEATEDLY AND SUBSTANTIALLY CONTINUOUSLY BRINGING SAID PELLETS INTO CONTACT WITH SAID FINELY DIVIDED CYANURIC ACID SO AS TO COAT SAID PELLETS AND THEREBY PRODUCE UREA CYANURATE IN THE FORM OF POROUS, HOLLOW PELLETS AND HEATING SAID UREA CYANURATE AT A TEMPERATURE IN THE RANGE FROM 190* TO 310*C., TO CONVERT IT TO CYANURIC ACID.
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