Cases

Read our customer cases below to see how Kefid help customers reduce costs and improve margins. Contact our regional sale manager to learn more details.

Home>Cases

250tph limestone crushing line in Kenya

250tph limestone crushing line in Kenya

Material : limestone
Output size : 0-6-12-20-30-50mm
Max feed size : 700mm
Capacity : 200-250tph
Application country : Kenya

Material : limestone

Output size : 0-6-12-20-30-50mm

Max feed size : 700mm

Capacity : 200-250tph

Application country : Kenya

 

Process Description

This design is a 2 stage crushing process, primary jaw crusher, secondary impact crusher and the vibrating screen. We apply the impact crusher as the secondary crusher is because the limestone is not hard and easy to crush. Meanwhile, the output sizes quality is all cubic shape and good continuous grade, suitable for highway construction. The clients required 5 kinds final products, and we apply 2 sets vibrating screen to make that. The impact crusher is the European tech hydraulic type, easy to operate, and high capacity.

 

Performance

1. Hammer is made of high chrome;

2. Liner board is made of wearable materials;

3. Specially designed tooth impact plate;

4. Excellent cubical final product and high ratio of reduction.

Custom Aggregations: User-Defined Aggregates | IT Pro

SQL Server's built-in aggregate functions (eg,AVG, COUNT, MAX, MIN, SUM) are admittedly useful, , as I did with the cursor-based and pivot-based solutions ....

Records - Assigning Values to and from Records - Oracle ,

Both cursor-based records in an aggregate assignment must be based on the same cursor...

SQL Queries: Summarizing Data Results from a , - InformIT

Aggregate functions can be useful and are quite simple to use In this chapter from =Summarizing+Data+Results+from+a+Query_2468329">SQL in 24 Hours, Sams Teach Yourself, 6th EditionPGA_AGGREGATE_LIMIT - Biju's Oracle Notes

Program Global Area (PGA) in Oracle database is a private memory region that contains the data and control information for a server process PGA is allocated per server process, used for storing run-time area of cursor, sorting, bitmap merge, etc Automatic PGA management in Oracle Database was ....

Pivot with out aggregate - CALSQL

Pivot with out aggregate , in the earlier versions we used to perform this through using cursors and temp tables which takes a lot of I/O Starting with SQL ....

Cursor for aggregate function : Cursor Declaration ,

Cursor for aggregate function : Cursor Declaration « Cursor « Oracle PL/SQL Tutorial , Cursor for aggregate function: java2s | Email:info at java2s ....

Memory leak in ArcGIS aggregate points/buffer/Addfield ,

I cannot aggregate all o , Memory leak in ArcGIS aggregate points/buffer/Addfield/cursor? up vote 5 down vote favorite 1 , Update cursor ....

Mongoose v510: API docs

If a callback is passed, the aggregate is executed and a Promise is returned , The cursor() function triggers pre find hooks, but not post find hooks Example...

Aggregate string concatenations | sqlsunday

A common reporting scenario is that your report has to concatenate an aggregate of string values from rows Many other database platforms even have built-in aggregate functions that will concatenate text for you (like LISTAGG() on Oracle)...

PHP: MongoCollection::aggregateCursor - Manual

With this method you can execute Aggregation Framework pipelines and retrieve the results through a cursor, instead of getting just one document back as you would with MongoCollection::aggregate()...

Aggregate cursor is undefined Issue #3160 ,

GitHub is where people build software More than 27 million people use GitHub to discover, fork, and contribute to over 80 million projects...

Creating and Modeling Aggregate Tables - Oracle

This tutorial shows you how to use the Aggregate Persistence Wizard to create and model aggregate tables to increase query performance by precalculating frequently accessed measure aggregations Place the cursor over this icon to load and view all the screenshots for this tutorial (Caution: This ....

PL/SQL Cursor Tips - Burleson Oracle Consulting

A PL/SQL cursor is used to retrieve and process zero or more rows of data There are a number of steps to use a cursor and depending on how you ....

In The Year 2020, Aggregate Demand And Aggregate S ,

Answer to In the year 2020, aggregate demand and aggregate supply in the fictional country of Drooble are represented by the curve....

PHP: MongoCollection::aggregateCursor - Manual

With this method you can execute Aggregation Framework pipelines and retrieve the results through a cursor, instead of getting just one document back as you would with MongoCollection::aggregate()...

Aggregate Operations over Cursor in esProc - ,

The data volume of big data table is usually quite huge, which makes it impossible to retrieve all data in the big data table In view of this, the data....

Class: AggregationCursor - mongodbgithubio

Close the cursor, sending a AggregationCursor , { // Execute aggregate, notice the pipeline is expressed as an Array var cursor = collectionaggregate ....

Oracle Aggregate Functions Overview

This tutorial helps you understand how the Oracle aggregate functions work and show you how to use them to calculate aggregat...

[mongodb-user] PyMongo & aggregate(): InvalidOperation ,

I can use rewind() on find() cursors but can't do the same for aggregate cursors I'll get a returned array as expected for the first step "type"...

String Aggregation in the World of SQL Server - CodeProject

String Aggregation in the World of SQL , Using of a cursor itself causes reduced efficiency of query , Concatenating Strings with a Custom SQL Aggregate Function...

Oracle Database 12c: PGA_AGGREGATE_LIMIT - AMIS ,

There is a new default in town Mark my words, you will encounter the following during your 12c life-cycle, 😉 From the Oracle 12c Reference manual PGA_AGGREGATE_LIMIT: PGA_AGGREGATE_LIMIT PGA_AGGREGATE_LIMIT specifies a limit on the aggregate PGA memory consumed by the instance...

Oracle Tutorial

Welcome to the Oracle Tutorial website! If you are looking for learning Oracle Database from scratch, you are at the right place On this ,...

Aggregate data from MongoDB with Nodejs and mongoose - Gist

Aggregate data from MongoDB with Nodejs and mongoose Raw , we first have to take aggregate with $sum of , how to you pass in optional arguments like cursor and ....

SQL Queries: Summarizing Data Results from a , - InformIT

Aggregate functions can be useful and are quite simple to use In this chapter from =Summarizing+Data+Results+from+a+Query_2468329">SQL in 24 Hours, Sams Teach Yourself, 6th EditionSQLite Query Language: Aggregate Functions

The aggregate functions shown below are available by default Additional aggregate functions written in C may be added using the sqlite3_create_function() API In any aggregate function that takes a single argument, that argument can be preceded by the keyword DISTINCT...

Aggregations | Elasticsearch Reference [15] | Elastic

Aggregations grew out of the facets module and the long experience of how users use it , Facets provide a great way to aggregate data within a document set context...

Db2 for i SQL: HAVING clause - IBM - United States

The HAVING clause specifies a search condition for the groups , you can specify aggregate functions in a HAVING clause , These clauses make it a read-only cursor...

Apache JMeter - User's Manual: Component Reference

(This cannot be seen, except by noting whether the cursor can be placed on the subsequent line) , This is the overall aggregate timeout, not per sample Y...

Cursor for aggregate function : Cursor Declaration ,

Cursor for aggregate function : Cursor Declaration « Cursor « Oracle PL/SQL Tutorial , Cursor for aggregate function: java2s | Email:info at java2s ....

Could not create an acceptable cursor - Microsoft SQL Server

Hi, First time poster here, I'm having problems with an update statement at the moment, with an error I've not seen before and despite searching cannot ,...

Cases